Is CVE-2009-2544 being actively exploited?

CVE-2009-2544 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-2544?

CVE-2009-2544 has a CVSS 2.0 base score of 6.8 (MEDIUM).

CVE-2009-2544

MEDIUM · CVSS 6.8EPSS 3.4%EU EUVD

Directory traversal vulnerability in the Marcelo Costa FileServer component 1.0 for Microsoft Windows Live Messenger and Messenger Plus! Live (MPL) allows remote authenticated users to list arbitrary directories and read arbitrary files via a .. (dot dot) in a pathname.

Key facts

CVSS score: 6.8 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:S/C:C/I:N/A:N
Weakness (CWE): CWE-22
EPSS score: 3.4% (89th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-2539)
Published: July 20, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-2539 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

marcelo costa / fileserver
microsoft / messenger plus! live
microsoft / windows live messenger

References

http://www.exploit-db.com/exploits/9093

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

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