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Medium · 6.1 CVE-2026-104465 EUVD-2026-91476GHSA-m338-cjqw-rxwv

YesWiki before 4.6.7 Reflected XSS via field Parameter in mail Handler

Published Oct 2, 2026 · Updated Oct 6, 2026 · Assigned by VulnCheck

Description

YesWiki before 4.6.7 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts via the field parameter of the mail handler. Attackers can craft links whose field value breaks out of the ajax-mail-form action attribute to execute JavaScript in victims' browsers.

Affected products

VendorProductAffectedFixed
YesWiki yeswiki < 4.6.7 4.6.7

References