Is CVE-2006-1730 in the CISA KEV catalog?

No. CVE-2006-1730 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2006-1730?

CVE-2006-1730 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2006-1730?

CVE-2006-1730 has an EPSS score of 10.34% (95th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2006-1730

HIGHEPSS 95th pctl

9.3

CVSS v2

NVD

Description

Integer overflow in Mozilla Firefox and Thunderbird 1.x before 1.5.0.2 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0.1 allows remote attackers to execute arbitrary code via a large number in the CSS letter-spacing property that leads to a heap-based buffer overflow.

CWE-189

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

10.34%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.