CVE-2026-116823YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST Fallback

Beschreibung

YesWiki before 4.7.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject JavaScript by supplying query parameters matching missing Bazar field names. Attackers can craft links where BazarField::getValue() falls back to unsanitized $_REQUEST values rendered via Twig |raw templates, performing same-origin authenticated actions in victims' sessions.

Daten: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Wiedergegeben wie in der Quelle, auf Englisch.

Betroffene Produkte und Versionen

Referenzen und Patches

• GitHub Security Advisory (GHSA-hcvp-q8fx-84mc) vendor-advisory
• VulnCheck Advisory: YesWiki before 4.7.0 Reflected XSS via BazarField $_REQUEST Fallback third-party-advisory