Is CVE-2006-6504 in the CISA KEV catalog?

No. CVE-2006-6504 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-6504?

CVE-2006-6504 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2006-6504?

CVE-2006-6504 has an EPSS score of 8.60% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-6504?

Upgrade firefox on debian unstable to 45.0-1 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2006-6504

HIGHEPSS 94th pctl

9.3

CVSS v2

NVD

Description

Mozilla Firefox 2.x before 2.0.0.1, 1.5.x before 1.5.0.9, and SeaMonkey before 1.0.7 allows remote attackers to execute arbitrary code by appending an SVG comment DOM node to another type of document, which triggers memory corruption.

CWE-94Code Injection

How to fix

Remediation Available

firefoxDebian

Fixed in:45.0-1CVE-2006-6504

DeveloperEditionWindows 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 Firefox (en-US)Windows 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

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

8.60%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Related Vulnerabilities

Other CWE-94 (Code Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-9841	Critical	9.8	100%	KEV	Fix
CVE-2015-1635	Critical	9.8	100%	KEV	-
CVE-2022-22954	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-22204	Medium	6.8	100%	KEV	Fix
CVE-2025-3248	Critical	9.8	100%	KEV	Fix
CVE-2012-0158	High	8.8	100%	KEV	-

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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.