CVE-2026-35057

XenForo Stored Cross-Site Scripting via Structured Text Mentions

CVSS 5.1 MEDIUMEPSS 0.2%CWE-79

XenForo before 2.3.10 and before 2.2.19 is vulnerable to stored cross-site scripting (XSS) in structured text mentions, primarily affecting legacy profile post content. An attacker can inject malicious scripts through crafted mentions that are stored and executed when other users view the content.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Produtos afetados

XenForo · XenForo

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Referências

https://github.com/methosiea/xenforo-2-xss https://xenforo.com/community/threads/xenforo-2-3-10-add-ons-and-2-2-19-released-includes-security-fix.236249/