Is CVE-2009-3135 in the CISA KEV catalog?

No. CVE-2009-3135 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2009-3135?

CVE-2009-3135 has a CVSS v2 base score of 9.3 (HIGH).

What is the EPSS score for CVE-2009-3135?

CVE-2009-3135 has an EPSS score of 35.79% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2009-3135

HIGHEPSS 98th pctl

9.3

CVSS v2

NVD

Description

Stack-based buffer overflow in Microsoft Office Word 2002 SP3 and 2003 SP3, Office 2004 and 2008 for Mac, Open XML File Format Converter for Mac, Office Word Viewer 2003 SP3, and Office Word Viewer allow remote attackers to execute arbitrary code via a Word document with a malformed File Information Block (FIB) structure, aka "Microsoft Office Word File Information Memory Corruption Vulnerability."

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

35.79%probability of exploitation in 30 days

98thpercentile

Very high risk: more likely to be exploited than 98% 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.