CVE & CISA-KEV CatalogNVD
CVE-2004-1361
MEDIUMEPSS 97th pctl5.0
CVSS v2
Description
Integer underflow in winhlp32.exe in Windows NT, Windows 2000 through SP4, Windows XP through SP2, and Windows 2003 allows remote attackers to execute arbitrary code via a malformed .hlp file, which leads to a heap-based buffer overflow.
CVSS v2 Vector
No CVSS vector data available.
Exploit Intelligence
19.91%probability of exploitation in 30 days
97thpercentile
Very high risk: more likely to be exploited than 97% of all known CVEs.
References
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Start freeThis 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.