CVE-2024-29128 WordPress POST SMTP Mailer plugin <= 2.8.6 - Reflected Cross Site Scripting (XSS) vulnerability
Attackers can execute arbitrary scripts in victim browsers via reflected XSS in the POST SMTP Mailer plugin for WordPress.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2024-29128?
CVE-2024-29128 is a high-severity cross-site scripting vulnerability in POST SMTP, published on 19 Mar 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-79
Which versions are affected by CVE-2024-29128?
It affects 1 product.
Products include Wpexperts Post Smtp.
How do I fix CVE-2024-29128?
No fix has been published for CVE-2024-29128 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2024-29128 being exploited?
There is no known exploitation of CVE-2024-29128 in the wild and no public exploit code.
Other vulnerabilities in POST SMTP
- CVE-2023-6875 Auth bypass in Post SMTP – Complete Email Deliverability and SMTP Solution with Email Logs, Alerts, Backup SMTP & Mobile App
- CVE-2023-3179 POST SMTP Mailer < 2.5.7 - Account Takeover via CSRF
- CVE-2023-52233 WordPress POST SMTP Mailer plugin <= 2.8.6 - Broken Access Control on API vulnerability
- CVE-2024-52436 WordPress Post SMTP plugin <= 2.9.9 - SQL Injection vulnerability
- CVE-2025-0521 Post SMTP <= 3.0.2 - Unauthenticated Stored Cross-Site Scripting
Sources
Also known as GHSA-g3x6-v9h3-rq34.