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CVE-2011-4357

HIGH · CVSS 7.5EPSS 3.0%EU EUVD

Format string vulnerability in the p_cgi_error function in python/neo_cgi.c in the Python CGI Kit (neo_cgi) module for Clearsilver 0.10.5 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via format string specifiers that are not properly handled when creating CGI error messages using the cgi_error API function.

Key facts

CVSS score
7.5 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness (CWE)
CWE-134
EPSS score
3.0% (88th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-4287)
Published
December 10, 2011
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-4287 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver
  • brandon long / clearsilver

References

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

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