Is CVE-2006-5462 in the CISA KEV catalog?

No. CVE-2006-5462 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-5462?

CVE-2006-5462 has a CVSS v2 base score of 6.4 (MEDIUM).

What is the EPSS score for CVE-2006-5462?

CVE-2006-5462 has an EPSS score of 2.63% (84th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-5462?

Upgrade firefox on debian unstable to 45.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2006-5462

MEDIUMEPSS 84th pctl

6.4

CVSS v2

NVD

Description

Mozilla Network Security Service (NSS) library before 3.11.3, as used in Mozilla Firefox before 1.5.0.8, Thunderbird before 1.5.0.8, and SeaMonkey before 1.0.6, when using an RSA key with exponent 3, does not properly handle extra data in a signature, which allows remote attackers to forge signatures for SSL/TLS and email certificates. NOTE: this identifier is for unpatched product versions that were originally intended to be addressed by CVE-2006-4340.

How to fix

Remediation Available

firefoxDebian

Fixed in:45.0-1CVE-2006-5462

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

2.63%probability of exploitation in 30 days

84thpercentile

Elevated risk: more likely to be exploited than 84% of all known CVEs.

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-23.