CVE-2026-91832 WP Mobile Menu 2.7.4 - 2.8.8 - Stored XSS via CSRF

High 7.1 Published Updated

Attackers can inject malicious scripts via CSRF in admin settings, leading to stored XSS affecting all site visitors.

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-2026-91832?

CVE-2026-91832 is a high-severity cross-site scripting vulnerability in Unknown WP Mobile Menu, published on 30 Sep 2026. 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 Mobile Menu WordPress plugin before 2.9 does not correctly verify the nonce on its settings import, so an attacker can import arbitrary WP Mobile Menu WordPress plugin before 2.9 settings through a cross-site request in an administrator's session, and the imported values are then output unescaped to every visitor, resulting in Stored Cross-Site Scripting.

Weakness: CWE-79

Which versions are affected by CVE-2026-91832?

How do I fix CVE-2026-91832?

No fix has been published for CVE-2026-91832 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-2026-91832 being exploited?

There is no known exploitation of CVE-2026-91832 in the wild and no public exploit code.

Sources

Also known as GHSA-5ffr-hw7m-xcrf.

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