Is CVE-2011-5126 being actively exploited?

CVE-2011-5126 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2011-5126?

CVE-2011-5126 has a CVSS 2.0 base score of 5.0 (MEDIUM).

CVE-2011-5126

MEDIUM · CVSS 5.0EPSS 1.1%EU EUVD

Blue Coat ProxySG 6.1 before SGOS 6.1.5.1 and 6.2 before SGOS 6.2.2.1 writes the secure heap to core images, which allows context-dependent attackers to obtain sensitive authentication information by leveraging read access to a downloaded core file.

Key facts

CVSS score: 5.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:N/AC:L/Au:N/C:P/I:N/A:N
Weakness (CWE): CWE-200
EPSS score: 1.1% (65th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2011-5026)
Published: August 26, 2012
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-5026 in the EU Vulnerability Database. Last updated in EUVD on September 17, 2024.

View on the EU Vulnerability Database

Affected products

bluecoat / sgos
bluecoat / sgos
bluecoat / sgos
bluecoat / sgos
bluecoat / sgos

References

https://kb.bluecoat.com/index?page=content&id=SA56(Vendor Advisory)

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

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