CVE-2026-35054
5.1
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
Summary
XenForo before 2.3.9 is vulnerable to stored cross-site scripting (XSS) related to BB code rendering. An attacker can inject malicious scripts through BB code that are stored and executed when other users view the content.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| XenForo | XenForo | 2.3.0 < 2.3.9 | affected |
Weaknesses
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://xenforo.com/community/threads/xenforo-2-3-9-inc-xfmg-2-2-18-released-security-fix.235659/
- https://www.vulncheck.com/advisories/xenforo-stored-cross-site-scripting-via-bb-code-rendering
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