Is CVE-2009-2940 being actively exploited?

CVE-2009-2940 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-2940?

CVE-2009-2940 has a CVSS 2.0 base score of 7.5 (HIGH).

CVE-2009-2940

HIGH · CVSS 7.5EPSS 2.7%EU EUVD

The pygresql module 3.8.1 and 4.0 for Python does not properly support the PQescapeStringConn function, which might allow remote attackers to leverage escaping issues involving multibyte character encodings.

Key facts

CVSS score: 7.5 (v2.0)
Severity: HIGH
CVSS vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS score: 2.7% (86th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2022-5860)
Published: October 22, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2022-5860 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

pygresql / pygresql
pygresql / pygresql
python / python

References

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

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