CVE-2025-24598 WordPress WP Mailster plugin <= 1.8.17.0 - Reflected Cross Site Scripting (XSS) vulnerability
Attackers can execute arbitrary scripts in victim browsers via reflected XSS in the WP Mailster plugin, potentially leading to session hijacking.
- 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-2025-24598?
CVE-2025-24598 is a high-severity cross-site scripting vulnerability in brandtoss WP Mailster, published on 4 Feb 2025. 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 brandtoss WP Mailster wp-mailster allows Reflected XSS.This issue affects WP Mailster: from n/a through <= 1.8.17.0.
Weakness: CWE-79
Which versions are affected by CVE-2025-24598?
It affects 1 product.
Products include Wpmailster Wp Mailster.
How do I fix CVE-2025-24598?
No fix has been published for CVE-2025-24598 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-2025-24598 being exploited?
There is no known exploitation of CVE-2025-24598 in the wild and no public exploit code.
Other vulnerabilities in brandtoss WP Mailster
- CVE-2024-53807 WordPress WP Mailster plugin <= 1.8.16.0 - SQL Injection vulnerability
- CVE-2024-53804 WordPress WP Mailster plugin <= 1.8.16.0 - Sensitive Data Exposure vulnerability
- CVE-2024-53805 WordPress WP Mailster plugin <= 1.8.16.0 - Broken Access Control vulnerability
- CVE-2025-24559 WordPress WP Mailster plugin <= 1.8.15.0 - Reflected Cross Site Scripting (XSS) vulnerability
- CVE-2024-53803 WordPress WP Mailster plugin <= 1.8.16.0 - Broken Access Control vulnerability
Sources
Also known as GHSA-q5rj-7wqp-rf58.