Is CVE-2006-6501 in the CISA KEV catalog?

No. CVE-2006-6501 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-6501?

CVE-2006-6501 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2006-6501?

CVE-2006-6501 has an EPSS score of 2.83% (85th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-6501?

Upgrade firefox on debian unstable to 45.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2006-6501

MEDIUMEPSS 85th pctl

6.8

CVSS v2

NVD

Description

Unspecified vulnerability in Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, Thunderbird before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers to gain privileges and install malicious code via the watch Javascript function.

CWE-264Permissions, Privileges, and Access Controls

How to fix

Remediation Available

firefoxDebian

Fixed in:45.0-1CVE-2006-6501

DeveloperEditionWindows application

Affected:1.5 1.5.0.9Fixed in:1.5.0.9Mozilla

Affected:2.0 2.0.0.1Fixed in:2.0.0.1Mozilla

Mozilla Firefox (en-US)Windows application

Affected:2.0 2.0.0.1Fixed in:2.0.0.1Mozilla

Affected:1.5 1.5.0.9Fixed in:1.5.0.9Mozilla

Mozilla Thunderbird (en-US)Windows application

Affected:1.5.0.9Fixed in:1.5.0.9Mozilla

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

2.83%probability of exploitation in 30 days

85thpercentile

Elevated risk: more likely to be exploited than 85% of all known CVEs.

References

Related Vulnerabilities

Other CWE-264 (Permissions, Privileges, and Access Controls) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-1456	Medium	4.3	100%	-	-
CVE-2012-1459	Medium	4.3	100%	-	Fix
CVE-2012-1446	Medium	4.3	100%	-	-
CVE-2012-1443	Medium	4.3	100%	-	-
CVE-2012-1442	Medium	4.3	99%	-	-
CVE-2012-1457	Medium	4.3	98%	-	Fix

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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.