CVE-2026-35056

HIGH

7.2

Description

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.

CVE Details

CVSS v3.1 Score7.2

SeverityHIGH

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredHIGH

User InteractionNONE

Published4/1/2026

Last Modified4/1/2026

Sourcenvd

Honeypot Sightings0

Affected Products

xenforo:xenforo

Weaknesses (CWE)

CWE-94

References

https://www.vulncheck.com/advisories/xenforo-remote-code-execution-via-authenticated-admin(disclosure@vulncheck.com)

https://xenforo.com/community/threads/xenforo-2-3-9-inc-xfmg-2-2-18-released-security-fix.235659/(disclosure@vulncheck.com)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.