High severity8.8NVD Advisory· Published Sep 5, 2026· Updated Sep 8, 2026
CVE-2026-52775
CVE-2026-52775
Description
YesWiki is a wiki system written in PHP. Prior to version 4.6.6, YesWiki through the latest development branch contains a SQL injection vulnerability in ReactionManager::deleteUserReaction() that allows any authenticated user to inject arbitrary SQL via the {idreaction} and {id} URL path parameters. The parameters are concatenated directly into a SQL LIKE clause without escaping or parameterization. This issue has been patched in version 4.6.6.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
yeswiki/yeswikiPackagist | < 4.6.6 | 4.6.6 |
Affected products
1Patches
Vulnerability mechanics
References
4News mentions
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