Wpexperts Post Smtp
Don't miss out!
Thousands of developers use stack.watch to stay informed.Get an email whenever new security vulnerabilities are reported in Wpexperts Post Smtp.
By the Year
In 2026 there have been 0 vulnerabilities in Wpexperts Post Smtp. Last year, in 2025 Post Smtp had 4 security vulnerabilities published. Right now, Post Smtp is on track to have less security vulnerabilities in 2026 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2026 | 0 | 0.00 |
| 2025 | 4 | 6.60 |
| 2024 | 10 | 6.92 |
| 2023 | 4 | 6.33 |
| 2022 | 2 | 6.00 |
It may take a day or so for new Post Smtp 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 Wpexperts Post Smtp Security Vulnerabilities
WPExperts Post SMTP Auth Bypass before v3.2.1
CVE-2025-24000
- August 07, 2025
Authentication Bypass Using an Alternate Path or Channel vulnerability in WPExperts Post SMTP allows Authentication Bypass.This issue affects Post SMTP: from n/a through 3.2.0.
Authentication Bypass Using an Alternate Path or Channel
WordPress Post SMTP <=3.1.2 SQLi via columns param (Admin)
CVE-2024-13844
4.9 - Medium
- March 08, 2025
The Post SMTP plugin for WordPress is vulnerable to generic SQL Injection via the columns parameter in all versions up to, and including, 3.1.2 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
SQL Injection
WP Post SMTP v3.0.2 XSS via from/subject param injection
CVE-2025-0521
6.1 - Medium
- February 18, 2025
The Post SMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the from and subject parameter in all versions up to, and including, 3.0.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
XSS
Post SMTP <=2.9.11 Missing Auth Exploit (MA)
CVE-2025-22800
8.8 - High
- January 13, 2025
Missing Authorization vulnerability in Post SMTP Post SMTP allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Post SMTP: from n/a through 2.9.11.
AuthZ
Post SMTP Blind SQL Injection Vulnerability before 3.0
CVE-2024-52436
7.2 - High
- November 18, 2024
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Post SMTP allows Blind SQL Injection.This issue affects Post SMTP: from n/a through 2.9.9.
SQL Injection
Missing Auth Vulnerability in Post SMTP Mailer/Email Log 2.8.6
CVE-2023-52233
9.8 - Critical
- June 11, 2024
Missing Authorization vulnerability in Post SMTP Post SMTP Mailer/Email Log.This issue affects Post SMTP Mailer/Email Log: from n/a through 2.8.6.
AuthZ
WordPress POST SMTP <=2.9.3 Auth TimeBased SQLi
CVE-2024-5207
7.2 - High
- May 30, 2024
The POST SMTP The #1 WordPress SMTP Plugin with Advanced Email Logging and Delivery Failure Notifications plugin for WordPress is vulnerable to time-based SQL Injection via the selected parameter in all versions up to, and including, 2.9.3 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers with administrator access or higher to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.
SQL Injection
POST SMTP XSS Vulnerability (2.8.6)
CVE-2024-29128
6.1 - Medium
- March 19, 2024
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Post SMTP POST SMTP allows Reflected XSS.This issue affects POST SMTP: from n/a through 2.8.6.
XSS
CSRF in POST SMTP Mailer WP Plugin <2.5.7: Delete Logs
CVE-2023-3178
4.3 - Medium
- January 16, 2024
The POST SMTP Mailer WordPress plugin before 2.5.7 does not have proper CSRF checks in some AJAX actions, which could allow attackers to make logged in users with the manage_postman_smtp capability delete arbitrary logs via a CSRF attack.
Session Riding
SQL Injection in POST SMTP Mailer WP Plugin <2.8.7 (admin)
CVE-2023-6620
7.2 - High
- January 15, 2024
The POST SMTP Mailer WordPress plugin before 2.8.7 does not properly sanitise and escape several parameters before using them in SQL statements, leading to a SQL injection exploitable by high privilege users such as admin.
SQL Injection
Best Mail SMTP WP Plugin Before 2.8.7 REST Endpoint Type Juggling Grants Unauthorized Access
CVE-2023-6875
9.8 - Critical
- January 11, 2024
The POST SMTP Mailer Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to unauthorized access of data and modification of data due to a type juggling issue on the connect-app REST endpoint in all versions up to, and including, 2.8.7. This makes it possible for unauthenticated attackers to reset the API key used to authenticate to the mailer and view logs, including password reset emails, allowing site takeover.
AuthZ
Reflected XSS in POST SMTP WP < 2.8.7 via unsanitised msg param
CVE-2023-6621
6.1 - Medium
- January 03, 2024
The POST SMTP WordPress plugin before 2.8.7 does not sanitise and escape the msg parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.
XSS
WordPress Best Mail SMTP <=2.8.6 XSS via msg param
CVE-2023-6629
6.1 - Medium
- January 03, 2024
The POST SMTP Mailer Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the msg parameter in all versions up to, and including, 2.8.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.
XSS
Stored XSS in Post SMTP Mailer <=2.8.7 via Device Header
CVE-2023-7027
5.4 - Medium
- January 03, 2024
The POST SMTP Mailer Email log, Delivery Failure Notifications and Best Mail SMTP for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the device header in all versions up to, and including, 2.8.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
XSS
POST SMTP Mailer WP Plugin XSS before 2.7.1
CVE-2023-5958
6.1 - Medium
- November 27, 2023
The POST SMTP Mailer WordPress plugin before 2.7.1 does not escape email message content before displaying it in the backend, allowing an unauthenticated attacker to perform XSS attacks against highly privileged users.
XSS
WordPress POST SMTP Mailer 2.5.6 CSRF in AJAX Resend Email (CVE-2023-3179)
CVE-2023-3179
8.8 - High
- July 17, 2023
The POST SMTP Mailer WordPress plugin before 2.5.7 does not have proper CSRF checks in some AJAX actions, which could allow attackers to make logged in users with the manage_postman_smtp capability resend an email to an arbitrary address (for example a password reset email could be resent to an attacker controlled email, and allow them to take over an account).
Session Riding
WordPress POST SMTP Mailer <=2.0.20 CSRF via handleCsvExport()
CVE-2021-4422
4.3 - Medium
- July 12, 2023
The POST SMTP Mailer plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.0.20. This is due to missing or incorrect nonce validation on the handleCsvExport() function. This makes it possible for unauthenticated attackers to trigger a CSV export via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Session Riding
Post SMTP <=2.5.7 Stored XSS via Email Content
CVE-2023-3082
6.1 - Medium
- July 12, 2023
The Post SMTP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via email contents in versions up to, and including, 2.5.7 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
XSS
Post SMTP WP Plugin <=2.1.6 Blind SSRF via unauthorized AJAX
CVE-2022-2352
7.2 - High
- September 26, 2022
The Post SMTP Mailer/Email Log WordPress plugin before 2.1.7 does not have proper authorisation in some AJAX actions, which could allow high privilege users such as admin to perform blind SSRF on multisite installations for example.
SSRF
High-priv XSS in Post SMTP Mailer WP Plugin < 2.1.4
CVE-2022-2351
4.8 - Medium
- September 16, 2022
The Post SMTP Mailer/Email Log WordPress plugin before 2.1.4 does not escape some of its settings before outputting them in the admins dashboard, allowing high privilege users to perform Cross-Site Scripting attacks against other users even when the unfiltered_html capability is disallowed.
XSS
Stay on top of Security Vulnerabilities
Want an email whenever new vulnerabilities are published for Wpexperts Post Smtp or by Wpexperts? Click the Watch button to subscribe.
