Is CVE-2006-0749 in the CISA KEV catalog?

No. CVE-2006-0749 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-0749?

CVE-2006-0749 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2006-0749?

CVE-2006-0749 has an EPSS score of 10.49% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2006-0749

HIGHEPSS 95th pctl

9.3

CVSS v2

NVD

Description

nsHTMLContentSink.cpp in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown vectors involving a "particular sequence of HTML tags" that leads to memory corruption.

CWE-399

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

10.49%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% 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 2026-04-16.