CVE-2026-34598

MediumCVSS 6.1/10Last modified Oct 6, 2026

Description

YesWiki is a wiki system written in PHP. Prior to version 4.6.0, a stored and blind XSS vulnerability exists in the form title field. A malicious attacker can inject JavaScript without any authentication via a form title that is saved in the backend database. When any user visits that injected page, the JavaScript payload gets executed. This issue has been patched in version 4.6.0.

Metrics

CVSS 3.1 6.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79 CWE-87

Affected software

No affected versions have been published.

Timeline

Published: Apr 2, 2026
Last modified: Oct 6, 2026
NVD status: Analyzed

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