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Products by Jenkins Sorted by Most Security Vulnerabilities since 2018
Recent Jenkins Security Advisories
| Advisory | Title | Published |
|---|---|---|
| 2026-06-10 | Jenkins Security Advisory 2026-06-10 | June 10, 2026 |
| 2026-05-27 | Jenkins Security Advisory 2026-05-27 | May 27, 2026 |
| 2026-04-29 | Jenkins Security Advisory 2026-04-29 | April 29, 2026 |
| 2026-03-18 | Jenkins Security Advisory 2026-03-18 | March 18, 2026 |
| 2026-02-18 | Jenkins Security Advisory 2026-02-18 | February 18, 2026 |
| 2025-12-10 | Jenkins Security Advisory 2025-12-10 | December 10, 2025 |
| 2025-10-29 | Jenkins Security Advisory 2025-10-29 | October 29, 2025 |
| 2025-09-17 | Jenkins Security Advisory 2025-09-17 | September 17, 2025 |
| 2025-09-03 | Jenkins Security Advisory 2025-09-03 | September 3, 2025 |
| 2025-07-09 | Jenkins Security Advisory 2025-07-09 | July 9, 2025 |
Known Exploited Jenkins Vulnerabilities
The following Jenkins vulnerabilities have been marked by CISA as Known to be Exploited by threat actors.
| Title | Description | Added |
|---|---|---|
| Jenkins Remote Code Execution Vulnerability |
Jenkins contains a remote code execution vulnerability. This vulnerability that could allowed attackers to transfer a serialized Java SignedObject object to the remoting-based Jenkins CLI, that would be deserialized using a new ObjectInputStream, bypassing the existing blocklist-based protection mechanism. CVE-2017-1000353 Exploit Probability: 94.5% |
October 2, 2025 |
| Jenkins Command Line Interface (CLI) Path Traversal Vulnerability |
Jenkins Command Line Interface (CLI) contains a path traversal vulnerability that allows attackers limited read access to certain files, which can lead to code execution. CVE-2024-23897 Exploit Probability: 94.5% |
August 19, 2024 |
| Jenkins User Interface (UI) Information Disclosure Vulnerability |
Jenkins User Interface (UI) contains an information disclosure vulnerability that allows users to see the names of jobs and builds otherwise inaccessible to them on the "Fingerprints" pages. CVE-2015-5317 Exploit Probability: 39.7% |
May 12, 2023 |
| Jenkins Script Security Plugin Sandbox Bypass Vulnerability |
Jenkins Script Security Plugin contains a protection mechanism failure, allowing an attacker to bypass the sandbox. CVE-2019-1003029 Exploit Probability: 92.6% |
April 25, 2022 |
| Jenkins Matrix Project Plugin Remote Code Execution Vulnerability |
Jenkins Matrix Project plugin contains a vulnerability which can allow users to escape the sandbox, opening opportunity to perform remote code execution. CVE-2019-1003030 Exploit Probability: 91.8% |
March 25, 2022 |
| Jenkins Stapler Web Framework Deserialization of Untrusted Data Vulnerability |
A code execution vulnerability exists in the Stapler web framework used by Jenkins CVE-2018-1000861 Exploit Probability: 94.5% |
February 10, 2022 |
Of the known exploited vulnerabilities above, 5 are in the top 1%, or the 99th percentile of the EPSS exploit probability rankings. The vulnerability CVE-2015-5317: Jenkins User Interface (UI) Information Disclosure Vulnerability is in the top 5% of the currently known exploitable vulnerabilities.
By the Year
In 2026 there have been 35 vulnerabilities in Jenkins with an average score of 6.0 out of ten. Last year, in 2025 Jenkins had 90 security vulnerabilities published. Right now, Jenkins is on track to have less security vulnerabilities in 2026 than it did last year. However, the average CVE base score of the vulnerabilities in 2026 is greater by 0.48.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 35 | 5.99 |
| 2025 | 90 | 5.51 |
| 2024 | 32 | 6.18 |
| 2023 | 255 | 6.36 |
| 2022 | 389 | 6.16 |
| 2021 | 102 | 6.51 |
| 2020 | 228 | 6.00 |
| 2019 | 345 | 6.88 |
| 2018 | 120 | 6.45 |
It may take a day or so for new Jenkins vulnerabilities to show up in the stats or in the list of recent security vulnerabilities. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Jenkins Security Vulnerabilities
| CVE | Date | Vulnerability | Products |
|---|---|---|---|
| CVE-2026-53442 | Jun 10, 2026 |
Jenkins <=2.567 & LTS <=2.555.2: Unencrypted secrets in config.xmlJenkins 2.567 and earlier, LTS 2.555.2 and earlier does not encrypt secrets from POST config.xml submissions before storing them in job configurations unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or access to the Jenkins controller file system. |
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| CVE-2026-53441 | Jun 10, 2026 |
Stored XSS via POST config.xml API in Jenkins 2.483-2.567 & LTS 2.492.1-2.555.2Jenkins 2.483 through 2.567 (both inclusive), LTS 2.492.1 through 2.555.2 (both inclusive) does not escape the user-provided description of a generic offline cause that could be set through the `POST config.xml` API, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure permission. |
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| CVE-2026-53440 | Jun 10, 2026 |
Jenkins 2.567 & LTS 2.555.2: Delegated Redirect PhishJenkins 2.567 and earlier, LTS 2.555.2 and earlier does not ensure that the "from" parameter in the "Delegate to servlet container" security realm is safe to redirect to after login, allowing attackers to perform phishing attacks by redirecting users to an attacker-controlled domain. |
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| CVE-2026-53439 | Jun 10, 2026 |
Jenkins <2.567 / <2.555.2: Missing Permission Check Exposes Usr tz & ViewsMissing permission checks in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allow attackers with Overall/Read permission to determine other users' configured timezone and to enumerate view names of other users' "My Views". |
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| CVE-2026-53438 | Jun 10, 2026 |
Jenkins LTS 2.555.2: missing perm check cancels unauthorized queue itemsA missing permission check in Jenkins 2.567 and earlier, LTS 2.555.2 and earlier allows attackers with Item/Cancel permission, but lacking Item/Read permission, to cancel queue items they do not have permission to view. |
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| CVE-2026-53437 | Jun 10, 2026 |
Jenkins <=2.567 & LTS <=2.555.2 Login Redirect Phishing via Obfuscated SlashesJenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains tab or newline characters between `//`, allowing attackers to perform phishing attacks. |
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| CVE-2026-53436 | Jun 10, 2026 |
Jenkins <2.567 & LTS <2.555.2: Redirect Path Spoofing Enables PhishingJenkins 2.567 and earlier, LTS 2.555.2 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins when it contains relative path segments (`./` or `../`), allowing attackers to perform phishing attacks. |
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| CVE-2026-53435 | Jun 10, 2026 |
Jenkins deserialization flaw in config.xml before 2.567 / LTS 2.555.2In Jenkins 2.567 and earlier, LTS 2.555.2 and earlier, it is possible for attackers to have Jenkins deserialize arbitrary types defined in Jenkins core or plugins from an attacker-controlled `config.xml` submission in a way that allows them to handle HTTP requests afterwards. This can be used to impersonate any user and send HTTP requests on their behalf, up to and including use of the Script Console to run arbitrary code, or to read arbitrary files from the Jenkins controller. |
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| CVE-2026-9674 | May 27, 2026 |
CSRF in Jenkins Multijob Plugin enables resuming failed buildsA cross-site request forgery (CSRF) vulnerability in Jenkins Multijob Plugin 662.vd2e0001f6b_b_d and earlier allows attackers to resume failed Multijob builds. |
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| CVE-2026-48927 | May 27, 2026 |
Jenkins buildgraph-view Plugin 1.8 XSS via Unescaped Build URLJenkins buildgraph-view Plugin 1.8 and earlier does not escape the build URL, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to configure jobs or views. |
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| CVE-2026-48926 | May 27, 2026 |
Jenkins Job Import Plugin Credential Enumeration via Unchecked PermissionJenkins Job Import Plugin 143.v044a_2e819b_27 and earlier does not perform a permission check in an HTTP endpoint, allowing attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. |
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| CVE-2026-48925 | May 27, 2026 |
Jenkins GitHub Integration Plugin <=0.7.3 CSRF Allows Build TriggerA cross-site request forgery (CSRF) vulnerability in Jenkins GitHub Integration Plugin 0.7.3 and earlier allows attackers to attackers to trigger a build for a pull request. |
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| CVE-2026-48924 | May 27, 2026 |
Jenkins Bitbucket OAuth Plugin <=0.17 Unrestricts Redirect URL Phishing VulnJenkins Bitbucket OAuth Plugin 0.17 and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks. |
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| CVE-2026-48923 | May 27, 2026 |
Permission Bypass in Jenkins AppSpider Plugin <=1.0.17Jenkins AppSpider Plugin 1.0.17 and earlier does not perform a permission check in a method implementing form validation, allowing attackers with Overall/Read permission to connect to an attacker-specified URL. |
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| CVE-2026-48922 | May 27, 2026 |
Jenkins Credentials Binding Plugin RCE via Unsanitized FilenamesJenkins Credentials Binding Plugin 720.v3f6decef43ea_ and earlier does not properly sanitize file names for file and zip file credentials, allowing attackers able to provide credentials to a job to write files to arbitrary locations on the node filesystem, which can lead to remote code execution if Jenkins is configured to allow a low-privileged user to configure file or zip file credentials used for a job running on the built-in node. |
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| CVE-2026-48921 | May 27, 2026 |
Jenkins Groovy Libs Plugin: Symlink Exploit Allows Arbitrary File ReadJenkins Pipeline: Groovy Libraries Plugin 797.v90ea_a_9b_e45a_0 and earlier does not prohibit symbolic links in shared libraries, allowing attackers able to control the content of a library used by a Pipeline job to read arbitrary files on the Jenkins controller filesystem. |
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| CVE-2026-48920 | May 27, 2026 |
Jenkins Email Extension Plugin Base64 Image Inlining Enables File AccessJenkins Email Extension Plugin 1933.v45cec755423f and earlier allows inlining images as `base64` in email content by setting the `data-inline` attribute, without restrictions on the image URLs that can be inlined, allowing attackers able to control the email content to specify `file:` URLs for images to read arbitrary files from the Jenkins controller filesystem. |
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| CVE-2026-48919 | May 27, 2026 |
Jenkins AD Plugin 2.41 LDAP Referral Deserialization VulnerabilityJenkins Active Directory Plugin 2.41 and earlier deserializes data from LDAP referrals without validation. |
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| CVE-2026-48918 | May 27, 2026 |
Jenkins AD Plugin <=2.41 LDAP Referrals BypassJenkins Active Directory Plugin 2.41 and earlier follows LDAP referrals by default. |
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| CVE-2026-48917 | May 27, 2026 |
Jenkins LDAP Plugin: Insecure Deserialization of LDAP Referral DataJenkins LDAP Plugin 807.v7d7de30930cf and earlier deserializes data from LDAP referrals without validation. |
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| CVE-2026-48916 | May 27, 2026 |
LDAP Referral Vulnerability in Jenkins LDAP PluginJenkins LDAP Plugin 807.v7d7de30930cf and earlier follows LDAP referrals. |
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| CVE-2018-25332 | May 17, 2026 |
GitBucket 4.23.1 RCE via weak secret token & insecure uploadGitBucket 4.23.1 contains an unauthenticated remote code execution vulnerability that allows attackers to execute arbitrary commands by exploiting weak secret token generation and insecure file upload functionality. Attackers can brute-force the Blowfish encryption key, upload a malicious JAR plugin via the git-lfs endpoint, and execute system commands through an exposed exploit endpoint. |
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| CVE-2026-42525 | Apr 29, 2026 |
Unrestricted Redirect in Jenkins Microsoft Entra ID Plugin Enables PhishingJenkins Microsoft Entra ID (previously Azure AD) Plugin 666.v6060de32f87d and earlier does not restrict the redirect URL after login, allowing attackers to perform phishing attacks. |
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| CVE-2026-42524 | Apr 29, 2026 |
Stored XSS in Jenkins HTMLPub Plugin via Unescaped Job Name/URLJenkins HTML Publisher Plugin 427 and earlier does not escape job name and URL in the legacy wrapper file, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Item/Configure permission. |
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| CVE-2026-42523 | Apr 29, 2026 |
Jenkins GitHub Plugin XSS via URL Processing in 1.46.0 and earlierJenkins GitHub Plugin 1.46.0 and earlier improperly processes the current job URL as part of JavaScript implementing validation of the feature "GitHub hook trigger for GITScm polling", resulting in a stored cross-site scripting (XSS) vulnerability exploitable by non-anonymous attackers with Overall/Read permission. |
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| CVE-2026-42522 | Apr 29, 2026 |
Missing Permission Check in Jenkins GitHub Branch Source Plugin (CVE-2026-42522)A missing permission check in Jenkins GitHub Branch Source Plugin 1967.vdea_d580c1a_b_a_ and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL with attacker-specified GitHub App credentials. |
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| CVE-2026-42521 | Apr 29, 2026 |
Jenkins Matrix Auth Strategy Plugin arbitrary cls inst (CVE-2026-42521)Jenkins Matrix Authorization Strategy Plugin 2.0-beta-1 through 3.2.9 (both inclusive) invokes parameterless constructors of classes specified in configuration when deserializing inheritance strategies, without restricting the classes that can be instantiated, allowing attackers with Item/Configure permission to instantiate arbitrary types, which may lead to information disclosure or other impacts depending on the classes available on the classpath. |
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| CVE-2026-42520 | Apr 29, 2026 |
Jenkins Credentials Binding Plugin filename sanitization flaw leads to RCEJenkins Credentials Binding Plugin 719.v80e905ef14eb_ and earlier does not sanitize file names for file and zip file credentials, allowing attackers able to provide credentials to a job to write files to arbitrary locations on the node filesystem, which can lead to remote code execution if Jenkins is configured to allow a low-privileged user to configure file or zip file credentials used for a job running on the built-in node. |
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| CVE-2026-42519 | Apr 29, 2026 |
Jenkins Script Security Plugin: Missing Auth Check Enables Classpath EnumerationA missing permission check in Jenkins Script Security Plugin 1399.ve6a_66547f6e1 and earlier allows attackers with Overall/Read permission to enumerate pending and approved Script Security classpaths. |
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| CVE-2026-33004 | Mar 18, 2026 |
LoadNinja Plugin 2.1 API Key Disclosure in Job ConfigJenkins LoadNinja Plugin 2.1 and earlier does not mask LoadNinja API keys displayed on the job configuration form, increasing the potential for attackers to observe and capture them. |
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| CVE-2026-33003 | Mar 18, 2026 |
Jenkins LoadNinja Plugin <=2.1 API keys stored unencryptedJenkins LoadNinja Plugin 2.1 and earlier stores LoadNinja API keys unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. |
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| CVE-2026-33002 | Mar 18, 2026 |
Jenkins CLI WebSocket DNS Rebinding 2.421-2.554 & LTS 2.426-2.541Jenkins 2.442 through 2.554 (both inclusive), LTS 2.426.3 through LTS 2.541.2 (both inclusive) performs origin validation of requests made through the CLI WebSocket endpoint by computing the expected origin for comparison using the Host or X-Forwarded-Host HTTP request headers, making it vulnerable to DNS rebinding attacks that allow bypassing origin validation. |
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| CVE-2026-33001 | Mar 18, 2026 |
Jenkins <=2.554: Symlink Exploit in tar ExtractionJenkins 2.554 and earlier, LTS 2.541.2 and earlier does not safely handle symbolic links during the extraction of .tar and .tar.gz archives, allowing crafted archives to write files to arbitrary locations on the filesystem, restricted only by file system access permissions of the user running Jenkins. This can be exploited to deploy malicious scripts or plugins on the controller by attackers with Item/Configure permission, or able to control agent processes. |
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| CVE-2026-27100 | Feb 18, 2026 |
Info Disclosure via Unchecked Run Parameter in Jenkins 2.550Jenkins 2.550 and earlier, LTS 2.541.1 and earlier accepts Run Parameter values that refer to builds the user submitting the build does not have access to, allowing attackers with Item/Build and Item/Configure permission to obtain information about the existence of jobs, the existence of builds, and if a specified build exists, its display name. |
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| CVE-2026-27099 | Feb 18, 2026 |
Jenkins 2.483-2.550 Stored XSS via Offline CauseJenkins 2.483 through 2.550 (both inclusive), LTS 2.492.1 through 2.541.1 (both inclusive) does not escape the user-provided description of the "Mark temporarily offline" offline cause, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with Agent/Configure or Agent/Disconnect permission. |
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| CVE-2025-67643 | Dec 10, 2025 |
Jenkins Redpen - Pipeline to Jira: Path Validation Flaw <1.054, File ReadJenkins Redpen - Pipeline Reporter for Jira Plugin 1.054.v7b_9517b_6b_202 and earlier does not correctly perform path validation of the workspace directory while uploading artifacts to Jira, allowing attackers with Item/Configure permission to retrieve files present on the Jenkins controller workspace directory. |
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| CVE-2025-67642 | Dec 10, 2025 |
Jenkins Vault Plugin CVE-2025-67642: Context Miss for Vault Cred LeakJenkins HashiCorp Vault Plugin 371.v884a_4dd60fb_6 and earlier does not set the appropriate context for Vault credentials lookup, allowing attackers with Item/Configure permission to access and potentially capture Vault credentials they are not entitled to. |
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| CVE-2025-67641 | Dec 10, 2025 |
Jenkins Coverage Plugin XSS via REST API ID unvalidated (before 2.3054)Jenkins Coverage Plugin 2.3054.ve1ff7b_a_a_123b_ and earlier does not validate the configured coverage results ID when creating coverage results, only when submitting the job configuration through the UI, allowing attackers with Item/Configure permission to use a `javascript:` scheme URL as identifier by configuring the job through the REST API, resulting in a stored cross-site scripting (XSS) vulnerability. |
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| CVE-2025-67640 | Dec 10, 2025 |
cmd injection via unescaped workspace path in Jenkins Git Client Plugin pre-6.4Jenkins Git client Plugin 6.4.0 and earlier does not not correctly escape the path to the workspace directory as part of an argument in a temporary shell script generated by the plugin, allowing attackers able to control the workspace directory name to inject arbitrary OS commands. |
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| CVE-2025-67639 | Dec 10, 2025 |
Jenkins CSRF in 2.540 & LTS 2.528.2 (CVE202567639)A cross-site request forgery (CSRF) vulnerability in Jenkins 2.540 and earlier, LTS 2.528.2 and earlier allows attackers to trick users into logging in to the attacker's account. |
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| CVE-2025-67638 | Dec 10, 2025 |
Jenkins 2.540+ Build Auth Token Leak via Job Config FormJenkins 2.540 and earlier, LTS 2.528.2 and earlier does not mask build authorization tokens displayed on the job configuration form, increasing the potential for attackers to observe and capture them. |
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| CVE-2025-67637 | Dec 10, 2025 |
Jenkins <=2.540: build auth tokens plaintext in config.xml (Item/Ext Read)Jenkins 2.540 and earlier, LTS 2.528.2 and earlier stores build authorization tokens unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission or access to the Jenkins controller file system. |
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| CVE-2025-67636 | Dec 10, 2025 |
Jenkins <2.540: View/Read Users Leaking Encrypted PasswordsA missing permission check in Jenkins 2.540 and earlier, LTS 2.528.2 and earlier allows attackers with View/Read permission to view encrypted password values in views. |
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| CVE-2025-67635 | Dec 10, 2025 |
Jenkins CLI HTTP DDOS CVE-2025-67635Jenkins 2.540 and earlier, LTS 2.528.2 and earlier does not properly close HTTP-based CLI connections when the connection stream becomes corrupted, allowing unauthenticated attackers to cause a denial of service. |
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| CVE-2025-64150 | Oct 29, 2025 |
Jenkins Publish-to-Bitbucket Plugin <0.4 RCE via Missing Permission CheckA missing permission check in Jenkins Publish to Bitbucket Plugin 0.4 and earlier allows attackers with Overall/Read permission to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins. |
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| CVE-2025-64149 | Oct 29, 2025 |
CSRF in Jenkins Publish_to_Bitbucket Plugin 0.4 Captures CredentialsA cross-site request forgery (CSRF) vulnerability in Jenkins Publish to Bitbucket Plugin 0.4 and earlier allows attackers to connect to an attacker-specified URL using attacker-specified credentials IDs obtained through another method, capturing credentials stored in Jenkins. |
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| CVE-2025-64148 | Oct 29, 2025 |
Jenkins Publish to Bitbucket Plugin 0.4 enum creds IDs via absent perm checkA missing permission check in Jenkins Publish to Bitbucket Plugin 0.4 and earlier allows attackers with Overall/Read permission to enumerate credentials IDs of credentials stored in Jenkins. |
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| CVE-2025-64146 | Oct 29, 2025 |
Jenkins Curseforge Publisher 1.0 exfiltrates unencrypted API Keys in config.xmlJenkins Curseforge Publisher Plugin 1.0 stores API Keys unencrypted in job config.xml files on the Jenkins controller where they can be viewed by users with Item/Extended Read permission, or access to the Jenkins controller file system. |
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| CVE-2025-64147 | Oct 29, 2025 |
Jenkins Curseforge Publisher Plugin 1.0 API Key DisclosureJenkins Curseforge Publisher Plugin 1.0 does not mask API Keys displayed on the job configuration form, increasing the potential for attackers to observe and capture them. |
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| CVE-2025-64145 | Oct 29, 2025 |
Jenkins BBA Plugin 1.0 API Tokens Unmasked in Job Config FormJenkins ByteGuard Build Actions Plugin 1.0 does not mask API tokens displayed on the job configuration form, increasing the potential for attackers to observe and capture them. |
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