Is CVE-2006-6500 in the CISA KEV catalog?

No. CVE-2006-6500 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-6500?

CVE-2006-6500 has a CVSS v2 base score of 6.8 (MEDIUM).

What is the EPSS score for CVE-2006-6500?

CVE-2006-6500 has an EPSS score of 8.29% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2006-6500?

Upgrade DeveloperEdition to 1.5.0.9 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2006-6500

MEDIUMEPSS 94th pctl

6.8

CVSS v2

NVD

Description

Heap-based buffer overflow 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 cause a denial of service (crash) and possibly execute arbitrary code by setting the CSS cursor to certain images that cause an incorrect size calculation when converting to a Windows bitmap.

CWE-119Buffer Overflow

How to fix

Remediation Available

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

8.29%probability of exploitation in 30 days

94thpercentile

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

References

Vendor Advisory1

mozilla.org

Third-Party Advisory21

Other references3

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.