Vulnerability · Published Dec 18, 2025 · Assigned by mitre
CVE-2025-67163
Medium 6.1
In plain English
A medium-severity improper input validation in the affected software. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).
Severity (CVSS 3.1)6.1Medium
Exploit odds (30 days)0.3%top 83.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A stored cross-site scripting (XSS) vulnerability in Simple Machines Forum v2.1.6 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted payload into the Forum Name parameter.
Affected products (as reported)
Weakness: CWE-20, CWE-79, CWE-83 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
References
- https://github.com/SimpleMachines/SMF/security/advisories/GHSA-p2xm-x9fp-5r7x
- https://github.com/SimpleMachines/SMF/blob/release-3.0/Themes/default/Stats.template.php#L26
- https://github.com/SimpleMachines/SMF
- https://wiki.simplemachines.org/smf/Installing
- https://github.com/mbiesiad/vulnerability-research/tree/main/CVE-2025-67163