CVE-2026-23976 WordPress Modula Image Gallery plugin <= 2.13.4 - Cross Site Scripting (XSS) vulnerability
An attacker can inject malicious scripts into the Modula Image Gallery plugin, potentially compromising user sessions or site integrity.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-23976?
CVE-2026-23976 is a medium-severity cross-site scripting vulnerability in WP Chill Modula Image Gallery, published on 22 Jan 2026. An attacker needs administrator access to exploit it, 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 WP Chill Modula Image Gallery modula-best-grid-gallery allows Stored XSS.This issue affects Modula Image Gallery: from n/a through <= 2.13.4.
Weakness: CWE-79
Which versions are affected by CVE-2026-23976?
How do I fix CVE-2026-23976?
No fix has been published for CVE-2026-23976 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-2026-23976 being exploited?
There is no known exploitation of CVE-2026-23976 in the wild and no public exploit code.
Sources
Also known as GHSA-9cj6-xv7g-cmmg.