CVE-2017-17451 Cross-site scripting in n/a
Cross-site scripting in WP Mailster allows attackers to inject scripts via the unsubscribe handler, potentially compromising user sessions.
- 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-2017-17451?
CVE-2017-17451 is a medium-severity cross-site scripting vulnerability in n/a, published on 7 Dec 2017. 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
The WP Mailster plugin before 1.5.5 for WordPress has XSS in the unsubscribe handler via the mes parameter to view/subscription/unsubscribe2.php.
Weakness: CWE-79
Which versions are affected by CVE-2017-17451?
It affects 1 product.
Products include Wpmailster Wp Mailster.
How do I fix CVE-2017-17451?
No fix has been published for CVE-2017-17451 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-2017-17451 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-17451 exists.
Public exploit code: 1 Nuclei template.
Other vulnerabilities in n/a
- 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-2025-24598 WordPress WP Mailster plugin <= 1.8.17.0 - Reflected Cross Site Scripting (XSS) vulnerability
- CVE-2025-24559 WordPress WP Mailster plugin <= 1.8.15.0 - Reflected Cross Site Scripting (XSS) vulnerability
Sources
Also known as GHSA-28jr-36gh-qwvh.