Is CVE-2009-2836 being actively exploited?

CVE-2009-2836 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-2836?

CVE-2009-2836 has a CVSS 2.0 base score of 6.2 (MEDIUM).

CVE-2009-2836

MEDIUM · CVSS 6.2EPSS 0.3%EU EUVD

Race condition in Login Window in Apple Mac OS X 10.6.x before 10.6.2, when at least one account has a blank password, allows attackers to bypass password authentication and obtain login access to an arbitrary account via unspecified vectors.

Key facts

CVSS score: 6.2 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:H/Au:N/C:C/I:C/A:C
Weakness (CWE): CWE-362
EPSS score: 0.3% (17th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-2826)
Published: November 10, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-2826 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

apple / mac os x
apple / mac os x
apple / mac os x server
apple / mac os x server

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

Apple Mac OS X 10.6 - Apple Inc. - Common Criteria BSI-DSZ-CC-0536-2010 - archived

References

http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html(Vendor Advisory)
http://support.apple.com/kb/HT3937(Patch, Vendor Advisory)
http://www.securityfocus.com/bid/36956(Patch)
http://www.vupen.com/english/advisories/2009/3184

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

Query CVEs from your AI assistant

The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.

Add the CVE brain