VULNERABILITY INTELLIGENCE
CVE-2026-52775
CVSS score8.8 HIGH
EPSS probability0.48%
CISA KEVNot currently listed
Published2026-09-05
Last modified2026-09-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
Weakness classification
- CWE-89: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')