Is CVE-2009-0323 in the CISA KEV catalog?

No. CVE-2009-0323 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-0323?

CVE-2009-0323 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2009-0323?

CVE-2009-0323 has an EPSS score of 62.49% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-0323

HIGHEPSS 99th pctl

10.0

CVSS v2

NVD

Description

Multiple stack-based buffer overflows in W3C Amaya Web Browser 10.0 and 11.0 allow remote attackers to execute arbitrary code via (1) a long type parameter in an input tag, which is not properly handled by the EndOfXmlAttributeValue function; (2) an "HTML GI" in a start tag, which is not properly handled by the ProcessStartGI function; and unspecified vectors in (3) html2thot.c and (4) xml2thot.c, related to the msgBuffer variable. NOTE: these are different vectors than CVE-2008-6005.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

62.49%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% 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 2026-04-23.