Is CVE-2009-4354 being actively exploited?

CVE-2009-4354 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-4354?

CVE-2009-4354 has a CVSS 2.0 base score of 5.8 (MEDIUM).

CVE-2009-4354

MEDIUM · CVSS 5.8EPSS 1.1%EU EUVD

TransWARE Active! mail 2003 build 2003.0139.0871 and earlier does not properly secure the session ID in a session cookie, which allows remote attackers to hijack web sessions, probably related to the "secure" flag for cookies in SSL sessions.

Key facts

CVSS score: 5.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:N
Weakness (CWE): CWE-255
EPSS score: 1.1% (64th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-4322)
Published: December 17, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-4322 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

transware / active! mail
transware / active! mail
transware / active! mail

References

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

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