What’s Vulnerable › Vulnerabilities

CVE-2024-29128: WordPress POST SMTP Mailer plugin <= 2.8.6 - Reflected Cross Site Scripting (XSS) vulnerability

• Severity: medium (CVSS 6.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-03-19 · updated 2026-06-17
• Weakness: CWE-79

Description

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.

Affected products

• saadiqbal Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App: before 2.8.7 — fixed in 2.8.7

How to fix

Upgrade to a fixed version: saadiqbal Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App 2.8.7. Check the vendor advisory for mitigations.

References

• https://patchstack.com/database/vulnerability/post-smtp/wordpress-post-smtp-mailer-plugin-2-8-6-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve
• https://patchstack.com/database/vulnerability/post-smtp/wordpress-post-smtp-mailer-plugin-2-8-6-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

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