CVE-2026-35056
8.6
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Summary
XenForo before 2.3.9 and before 2.2.18 allows remote code execution (RCE) by authenticated, but malicious, admin users. An attacker with admin panel access can execute arbitrary code on the server.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| XenForo | XenForo | 2.3.0 < 2.3.9 | affected |
| XenForo | XenForo | 0 < 2.2.18 | affected |
Weaknesses
- CWE-94: CWE-94: Improper Control of Generation of Code ('Code Injection')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
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-remote-code-execution-via-authenticated-admin
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