CVE-2026-35057: medium-severity vulnerability in XenForo
XenForo Stored Cross-Site Scripting via Structured Text Mentions
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.1epss 0.2%
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
Affected products
XenForo · XenForopublic PoCs found — 1
cve_referencegithub.com/methosiea/xenforo-2-xssunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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