Is CVE-2009-4091 being actively exploited?

CVE-2009-4091 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-4091?

CVE-2009-4091 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2009-4091

MEDIUM · CVSS 5.0EPSS 6.4%EU EUVD

comments.php in Simplog 0.9.3.2, and possibly earlier, does not properly restrict access, which allows remote attackers to edit or delete comments via the (1) edit or (2) del action.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness (CWE): CWE-264
EPSS score: 6.4% (94th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-4062)
Published: November 29, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4062 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

simplog / simplog

References

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

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