CVE-2026-116204 YesWiki before 4.7.0 CSRF via despam Admin Action

High 7.2 Published 25 Oct 2026 Updated 25 Oct 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2026-116204?

CVE-2026-116204 is a high-severity vulnerability in yeswiki, published on 25 Oct 2026.

Official description

YesWiki before 4.7.0 contains a cross-site request forgery vulnerability in the despam action (tools/security/actions/despam.php) that lets unauthenticated attackers delete or restore pages through an administrator's session. Attackers can plant an auto-submitting raw HTML form on a wiki page, so an administrator who views it posts clean, suppr[], or rev[] parameters that delete PagePrincipale, configuration pages, or overwrite current content.

Weakness: CWE-352

Which versions are affected by CVE-2026-116204?

How do I fix CVE-2026-116204?

No fix has been published for CVE-2026-116204 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-116204 being exploited?

There is no known exploitation of CVE-2026-116204 in the wild and no public exploit code.

Sources

Also known as GHSA-cv88-hx5q-vq72, GHSA-f9r4-jg86-f535.