Is CVE-2011-4173 being actively exploited?

CVE-2011-4173 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-4173?

CVE-2011-4173 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2011-4173

MEDIUM · CVSS 6.8EPSS 0.6%EU EUVD

Cross-site request forgery (CSRF) vulnerability in Simple Machines Forum (SMF) 2.x before 2.0.1 allows remote attackers to hijack the authentication of administrators or moderators via vectors involving image files, a different vulnerability than CVE-2011-3615. NOTE: some of these details are obtained from third party information.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness (CWE): CWE-352
EPSS score: 0.6% (48th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-4116)
Published: October 24, 2011
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4116 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf
simplemachines / smf

References

http://openwall.com/lists/oss-security/2011/10/09/3
http://openwall.com/lists/oss-security/2011/10/10/6
http://secunia.com/advisories/46386(Vendor Advisory)
http://www.simplemachines.org/community/index.php?topic=452888.0(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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