CVE-2005-1523

NONECVSS 0.0Weaponized

0.0

Format string vulnerability in imap4d server in GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows remote attackers to execute arbitrary code via format string specifiers in the command tag for IMAP commands.

CVSS v3: —
EG Score: —
EPSS: 94.5%
KEV: Not listed

Published

May 26, 2005

Last Modified

April 16, 2026

References (10)

cve@mitrehttp://secunia.com/advisories/15442
cve@mitrehttp://securitytracker.com/id?1014052
cve@mitrehttp://www.debian.org/security/2005/dsa-732
cve@mitrehttp://www.idefense.com/application/poi/display?id=246&type=vulnerabilities
cve@mitrehttp://www.securityfocus.com/bid/13764
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/15442
af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1014052
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2005/dsa-732
af854a3a-2127-422b-91ae-364da2661108http://www.idefense.com/application/poi/display?id=246&type=vulnerabilities
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/13764

Data Freshness Timeline

(refreshed 12× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 09:06 UTCOSV refresh
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:42 UTCepss_batch
2026-05-21 22:38 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 22:36 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-20 11:20 UTCepss_batch
2026-05-18 21:29 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-1123✓ verified
First seen Aug 1, 2005
GNU Mailutils imap4d 0.6 - Remote Format String
Open source ↗

Frequently asked(4)

What is CVE-2005-1523?

CVE-2005-1523 is a none vulnerability published on May 26, 2005. Format string vulnerability in imap4d server in GNU Mailutils 0.5 and 0.6, and other versions before 0.6.90, allows remote attackers to execute arbitrary code via format string specifiers in the command tag for IMAP commands.

When was CVE-2005-1523 disclosed?

CVE-2005-1523 was first published in the National Vulnerability Database on May 26, 2005, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2005-1523 actively exploited?

CVE-2005-1523 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 94.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2005-1523?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-1523, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2005-1523

📅 Published

🔄 Last Modified

🔗 References (10)