medium6.4
CVE-2026-35054
XenForo before 2.3.9 is vulnerable to stored cross-site scripting (XSS) related to BB code rendering.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Xenforo | Xenforo | before 2.3.9 |