CVE-2026-1841 PixelYourSite <= 11.2.0 - Unauthenticated Stored Cross-Site Scripting
Unauthenticated attackers can inject arbitrary web scripts via specific parameters, leading to stored XSS execution when users visit affected pages.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-1841?
CVE-2026-1841 is a high-severity cross-site scripting vulnerability in PixelYourSite – Your smart PIXEL (TAG) & API Manager, published on 13 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The PixelYourSite – Your smart PIXEL (TAG) & API Manager plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'pysTrafficSource' parameter and the 'pys_landing_page' parameter in all versions up to, and including, 11.2.0 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. CVE-2026-27072 is likely a duplicate of this issue.
Weakness: CWE-79
Which versions are affected by CVE-2026-1841?
How do I fix CVE-2026-1841?
No fix has been published for CVE-2026-1841 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-2026-1841 being exploited?
There is no known exploitation of CVE-2026-1841 in the wild and no public exploit code.
Sources
Also known as GHSA-28cf-2j8g-v8mv.