Is CVE-2004-1211 in the CISA KEV catalog?

No. CVE-2004-1211 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2004-1211?

CVE-2004-1211 has a CVSS v2 base score of 10.0 (HIGH).

What is the EPSS score for CVE-2004-1211?

CVE-2004-1211 has an EPSS score of 72.46% (99th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2004-1211

HIGHEPSS 99th pctl

10.0

CVSS v2

NVD

Description

Multiple buffer overflows in the IMAP service in Mercury/32 4.01a allow remote authenticated users to cause a denial of service (application crash) and possibly execute arbitrary code via long arguments to the (1) EXAMINE, (2) SUBSCRIBE, (3) STATUS, (4) APPEND, (5) CHECK, (6) CLOSE, (7) EXPUNGE, (8) FETCH, (9) RENAME, (10) DELETE, (11) LIST, (12) SEARCH, (13) CREATE, or (14) UNSUBSCRIBE commands.

CWE-119Buffer Overflow

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

72.46%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 2026-04-16.