RCE in Xenforo

CVE-2025-71281

XenForo before 2.3.7 does not properly restrict methods callable from within templates. A loose prefix match was used instead of a stricter first-word match for methods accessible through callbacks and variable method calls in templates, p…

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.001 (19.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-71281?
CVE-2025-71281 is a high-severity vulnerability in Xenforo, classified under Code Injection. CVSS score: 8.8/10. Published 2026-04-01.
How severe is CVE-2025-71281?
High severity. CVSS v3 base score is 8.8 out of 10.