Is CVE-2005-1987 in the CISA KEV catalog?

No. CVE-2005-1987 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2005-1987?

CVE-2005-1987 has a CVSS v2 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2005-1987?

CVE-2005-1987 has an EPSS score of 43.45% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2005-1987

HIGHEPSS 99th pctl

7.5

CVSS v2

NVD

Description

Buffer overflow in Collaboration Data Objects (CDO), as used in Microsoft Windows and Microsoft Exchange Server, allows remote attackers to execute arbitrary code when CDOSYS or CDOEX processes an e-mail message with a large header name, as demonstrated using the "Content-Type" string.

CWE-120

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

43.45%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

References

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

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.