Quest Software

Known Exploited Quest Software Vulnerabilities

The following Quest Software vulnerabilities have been marked by CISA as Known to be Exploited by threat actors.

The vulnerability CVE-2018-11138: Quest KACE System Management Appliance Remote Command Execution Vulnerability is in the top 1% of the currently known exploitable vulnerabilities.

By the Year

In 2026 there have been 11 vulnerabilities in Quest Software with an average score of 5.3 out of ten. Last year, in 2025 Quest Software had 1 security vulnerability published. That is, 10 more vulnerabilities have already been reported in 2026 as compared to last year.

Recent Quest Software Security Vulnerabilities

CVE	Date	Vulnerability	Products
CVE-2026-7569	Jun 24, 2026	Quest NetVault Backup viewclient XSS Auth Bypass Quest NetVault Backup viewclient Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Quest NetVault Backup. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the viewclient webpage. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-28202.	Netvault Backup
CVE-2026-9787	Jun 24, 2026	Quest NetVault Backup NVBULogDaemon JSON-RPC Cmd Inj (CVE-2026-9787) Quest NetVault Backup NVBULogDaemon Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBULogDaemon JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-27625.	Netvault Backup
CVE-2026-9786	Jun 24, 2026	Quest NetVault Backup NVBUDashboard SQLi RCE via JSON-RPC Quest NetVault Backup NVBUDashboard SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBUDashboard JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27626.	Netvault Backup
CVE-2026-9785	Jun 24, 2026	SQLi in NVBULibrarySlot JSON-RPC Leads to RCE in Quest NetVault Backup Quest NetVault Backup NVBULibrarySlot SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBULibrarySlot JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27630.	Netvault Backup
CVE-2026-9784	Jun 24, 2026	Quest NetVault Backup NVBULibraryPort SQLi RCE via JSON-RPC Quest NetVault Backup NVBULibraryPort SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBULibraryPort JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27631.	Netvault Backup
CVE-2026-9783	Jun 24, 2026	Quest NetVault Backup NVBURemovableMedia SQLi RCE via Auth Bypass Quest NetVault Backup NVBURemovableMedia SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBURemovableMedia JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27632.	Netvault Backup
CVE-2026-9782	Jun 24, 2026	SQLi in Quest NetVault NVBUDeviceDrive JSON-RPC RCE Quest NetVault Backup NVBUDeviceDrive SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBUDeviceDrive JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27633.	Netvault Backup
CVE-2026-9781	Jun 24, 2026	Quest NetVault Backup NVBURASDevice SQLi RCE via JSON-RPC Quest NetVault Backup NVBURASDevice SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBURASDevice JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27648.	Netvault Backup
CVE-2026-9780	Jun 24, 2026	Quest NetVault Backup addclient3 XSS Auth Bypass Quest NetVault Backup addclient3 Cross-Site Scripting Authentication Bypass Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Quest NetVault Backup. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the addclient3 webpage. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-27666.	Netvault Backup
CVE-2026-7570	Jun 24, 2026	Quest NetVault Backup NVBUDashboard SQLi RCE via JSONRPC Quest NetVault Backup NVBUDashboard SQL Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest NetVault Backup. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the processing of NVBUDashboard JSON-RPC messages. The issue results from the lack of proper validation of a user-supplied string before using it to construct SQL queries. An attacker can leverage this vulnerability to execute code in the context of NETWORK SERVICE. Was ZDI-CAN-27809.	Netvault Backup
CVE-2025-67813	Jan 12, 2026	Insecure Permissions on IPC Named Pipes: Quest KACE Desktop Authority <=11.3.1 Quest KACE Desktop Authority through 11.3.1 has Insecure Permissions on the Named Pipes used for inter-process communication	Kace Desktop Authority
CVE-2025-12874	Dec 19, 2025	Quest Coexistence Manager for Notes 3.8.2045: HTTP Request Smuggling via CL/TE Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling') vulnerability in Quest Coexistence Manager for Notes (Free/Busy Connector modules) allows HTTP Request Smuggling via the Content-Length-Transfer-Encoding (CL.TE) attack vector. This could allow an attacker to bypass access controls, poison web caches, hijack sessions, or trigger unintended internal requests. This issue affects Coexistence Manager for Notes 3.8.2045. Other versions may also be affected.	Coexistence Manager For Notes
CVE-2023-33254	May 21, 2023	KACE Systems Deployment 9.0.146 LDAP bind cred exposure There is an LDAP bind credentials exposure on KACE Systems Deployment and Remote Site appliances 9.0.146. The captured credentials may provide a higher privilege level on the Active Directory domain. To exploit this, an authenticated attacker edits the user-authentication settings to specify an attacker-controlled LDAP server, clicks the Test Settings button, and captures the cleartext credentials.	Kace Systems Deployment Appliance
CVE-2022-38220	Mar 01, 2023	KACE SMA 12.1 XSS via web UI (Quest) An XSS vulnerability exists within Quest KACE Systems Management Appliance (SMA) through 12.1 that may allow remote injection of arbitrary web script or HTML.	Kace Systems Management Appliance
CVE-2022-29807	Aug 02, 2022	Quest KACE SMA SQLi RCE in download_agent_installer.php (12.0) A SQL injection vulnerability exists within Quest KACE Systems Management Appliance (SMA) through 12.0 that can allow for remote code execution via download_agent_installer.php.	Kace Systems Management Appliance
CVE-2022-29808	Aug 02, 2022	Predictable Token Gen in Quest KACE SMA <12.0 when Linking In Quest KACE Systems Management Appliance (SMA) through 12.0, predictable token generation occurs when appliance linking is enabled.	Kace Systems Management Appliance
CVE-2022-30285	Aug 02, 2022	Hash Collision in Quest KACE SMA 12.0 Auth Allow Bad Login In Quest KACE Systems Management Appliance (SMA) through 12.0, a hash collision is possible during authentication. This may allow authentication with invalid credentials.	Kace Systems Management Appliance
CVE-2021-44030	Dec 22, 2021	Quest KACE Desktop Authority before 11.2 Quest KACE Desktop Authority before 11.2 allows XSS because it does not prevent untrusted HTML from reaching the jQuery.htmlPrefilter method of jQuery.	Kace Desktop Authority
CVE-2021-44031	Dec 22, 2021	An issue was discovered in Quest KACE Desktop Authority before 11.2 An issue was discovered in Quest KACE Desktop Authority before 11.2. /dacomponentui/profiles/profileitems/outlooksettings/Insertimage.aspx contains a vulnerability that could allow pre-authentication remote code execution. An attacker could upload a .ASP file to reside at /images/{GUID}/{filename}.	Kace Desktop Authority
CVE-2021-44029	Dec 22, 2021	An issue was discovered in Quest KACE Desktop Authority before 11.2 An issue was discovered in Quest KACE Desktop Authority before 11.2. This vulnerability allows attackers to execute remote code through a deserialization exploitation in the RadAsyncUpload function of ASP.NET AJAX. An attacker can leverage this vulnerability when the encryption keys are known (due to the presence of CVE-2017-11317, CVE-2017-11357, or other means). A default setting for the type whitelisting feature in more current versions of ASP.NET AJAX prevents exploitation.	Kace Desktop Authority
CVE-2021-44028	Dec 22, 2021	XXE can occur in Quest KACE Desktop Authority before 11.2 XXE can occur in Quest KACE Desktop Authority before 11.2 because the log4net configuration file might be controlled by an attacker, a related issue to CVE-2018-1285.	Kace Desktop Authority
CVE-2020-35724	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the Error.jsp file via the err parameter (or indirectly via the cpr, tcp, or abs parameter). NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35727	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the BrowseDirs.do file via the title parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35726	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the /WebCM/Applications/Reports/index.jsp file via the by parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35725	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the /WebCM/index.jsp file via the msg parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35723	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the ReportPreview.do file via the referer parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35721	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the BrowseAssets.do file via the title parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35720	Jan 11, 2021	Stored XSS in Quest Policy Authority 8.1.2.200 Stored XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to store malicious code in multiple fields (first name, last name, and logon name) when creating or modifying a user via the submitUser.jsp file. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35719	Jan 11, 2021	Reflected XSS in Quest Policy Authority 8.1.2.200 Reflected XSS in Quest Policy Authority 8.1.2.200 allows remote attackers to inject malicious code into the browser via a specially crafted link to the /WebCM/Applications/Search/index.jsp file via the added parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35206	Jan 11, 2021	Reflected XSS in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 Reflected XSS in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 allows attackers to inject malicious code into the browser via a specially crafted link to the cConn.jsp file via the ur parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35205	Jan 11, 2021	Server Side Request Forgery (SSRF) in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 Server Side Request Forgery (SSRF) in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 allows attackers to scan internal ports and make outbound connections via the initFile.jsp file. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35204	Jan 11, 2021	Reflected XSS in Quest Policy Authority version 8.1.2.200 Reflected XSS in Quest Policy Authority version 8.1.2.200 allows attackers to inject malicious code into the browser via a specially crafted link to the PolicyAuthority/Common/FolderControl.jsp file via the unqID parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35203	Jan 11, 2021	Reflected XSS in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 Reflected XSS in Web Compliance Manager in Quest Policy Authority version 8.1.2.200 allows attackers to inject malicious code into the browser via a specially crafted link to the initFile.jsp file via the msg parameter. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-35722	Jan 11, 2021	CSRF in Web Compliance Manager in Quest Policy Authority 8.1.2.200 CSRF in Web Compliance Manager in Quest Policy Authority 8.1.2.200 allows remote attackers to force user modification/creation via a specially crafted link to the submitUser.jsp file. NOTE: This vulnerability only affects products that are no longer supported by the maintainer	Policy Authority Unified Communications
CVE-2020-8868	Mar 23, 2020	This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest Foglight Evolve 9.0.0 This vulnerability allows remote attackers to execute arbitrary code on affected installations of Quest Foglight Evolve 9.0.0. Authentication is not required to exploit this vulnerability. The specific flaw exists within the __service__ user account. The product contains a hard-coded password for this account. An attacker can leverage this vulnerability to execute arbitrary code in the context of SYSTEM. Was ZDI-CAN-9553.	Foglight Evolve
CVE-2019-20504	Mar 09, 2020	service/krashrpt.php in Quest KACE K1000 Systems Management Appliance before 6.4 SP3 (6.4.120822) service/krashrpt.php in Quest KACE K1000 Systems Management Appliance before 6.4 SP3 (6.4.120822) allows a remote attacker to execute code via shell metacharacters in the kuid parameter.	Kace Systems Management
CVE-2019-13077	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via the sam_detail_titled.php SAM_TYPE parameter) Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via the sam_detail_titled.php SAM_TYPE parameter) that allows an attacker to create a malicious link in order to attack authenticated users.	Kace Systems Management Appliance
CVE-2019-12917	Nov 06, 2019	A reflected XSS vulnerability exists in Quest KACE Systems Management Appliance Server Center 9.1.317 affecting the userui/software_library.php component A reflected XSS vulnerability exists in Quest KACE Systems Management Appliance Server Center 9.1.317 affecting the userui/software_library.php component via the PATH_INFO.	Kace Systems Management Appliance
CVE-2019-12918	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center version 9.1.317 is vulnerable to SQL injection Quest KACE Systems Management Appliance Server Center version 9.1.317 is vulnerable to SQL injection. The affected file is software_library.php and affected parameters are order[0][column] and order[0][dir].	Kace Systems Management Appliance
CVE-2019-13076	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection. An authenticated user has the ability to execute arbitrary commands against the database. The affected component is /userui/ticket_list.php, and affected parameters are order[0][column] and order[0][dir].	Kace Systems Management Appliance
CVE-2019-13079	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection. An authenticated user has the ability to execute arbitrary commands against the database. The affected component is /adminui/history_log.php. The affected parameter is TYPE_NAME.	Kace Systems Management Appliance
CVE-2019-13080	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via an SVG image and HTML file) Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via an SVG image and HTML file) that allows an authenticated user to execute arbitrary JavaScript in an administrator's browser.	Kace Systems Management Appliance
CVE-2019-13081	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via the title field in the /common/ticket_associated_tickets.php service desk ticket functionality) Quest KACE Systems Management Appliance Server Center 9.1.317 has an XSS vulnerability (via the title field in the /common/ticket_associated_tickets.php service desk ticket functionality) that allows an authenticated user to execute arbitrary JavaScript in a service desk user's browser.	Kace Systems Management Appliance
CVE-2019-13078	Nov 06, 2019	Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection Quest KACE Systems Management Appliance Server Center 9.1.317 is vulnerable to SQL injection. An authenticated user has the ability to execute arbitrary commands against the database. The affected component is /common/user_profile.php. The affected parameter is sort_column.	Kace Systems Management Appliance
CVE-2019-10973	Jul 08, 2019	Quest KACE, all versions prior to version 8.0.x, 8.1.x, and 9.0.x Quest KACE, all versions prior to version 8.0.x, 8.1.x, and 9.0.x, allows unintentional access to the appliance leveraging functions of the troubleshooting tools located in the administrator user interface.	Kace Systems Management Appliance
CVE-2019-11604	May 24, 2019	An issue was discovered in Quest KACE Systems Management Appliance before 9.1 An issue was discovered in Quest KACE Systems Management Appliance before 9.1. The script at /service/kbot_service_notsoap.php is vulnerable to unauthenticated reflected XSS when user-supplied input to the METHOD GET parameter is processed by the web application. Since the application does not properly validate and sanitize this parameter, it is possible to place arbitrary script code into the context of the same page.	Kace Systems Management Appliance
CVE-2018-11187	Jun 02, 2018	Quest DR Series Disk Backup software version before 4.0.3.1 Quest DR Series Disk Backup software version before 4.0.3.1 allows command injection (issue 45 of 46).	Disk Backup
CVE-2018-11190	Jun 02, 2018	Quest DR Series Disk Backup software version before 4.0.3.1 Quest DR Series Disk Backup software version before 4.0.3.1 allows privilege escalation (issue 2 of 6).	Disk Backup
CVE-2018-11189	Jun 02, 2018	Quest DR Series Disk Backup software version before 4.0.3.1 Quest DR Series Disk Backup software version before 4.0.3.1 allows privilege escalation (issue 1 of 6).	Disk Backup
CVE-2018-11185	Jun 02, 2018	Quest DR Series Disk Backup software version before 4.0.3.1 Quest DR Series Disk Backup software version before 4.0.3.1 allows command injection (issue 43 of 46).	Disk Backup