Is CVE-2008-1456 in the CISA KEV catalog?

No. CVE-2008-1456 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-1456?

CVE-2008-1456 has a CVSS v2 base score of 9.0 (HIGH).

What is the EPSS score for CVE-2008-1456?

CVE-2008-1456 has an EPSS score of 28.02% (98th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2008-1456

HIGHEPSS 98th pctl

9.0

CVSS v2

NVD

Description

Array index vulnerability in the Event System in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote authenticated users to execute arbitrary code via a crafted event subscription request that is used to access an array of function pointers.

CWE-20Improper Input Validation

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

28.02%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.