CVE-2004-0276

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

The get_real_string function in Monkey HTTP Daemon (monkeyd) 0.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an HTTP request with a sequence of "%" characters and a missing Host field.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 92.9%
KEV: Not listed

Published

November 23, 2004

Last Modified

April 16, 2026

References (12)

cve@mitrehttp://aluigi.altervista.org/poc/monkeydos.zip
cve@mitrehttp://marc.info/?l=bugtraq&m=107652610506968&w=2
cve@mitrehttp://monkeyd.sourceforge.net/
cve@mitrehttp://www.osvdb.org/3921
cve@mitrehttp://www.securityfocus.com/bid/9642
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/15187
af854a3a-2127-422b-91ae-364da2661108http://aluigi.altervista.org/poc/monkeydos.zip
af854a3a-2127-422b-91ae-364da2661108http://marc.info/?l=bugtraq&m=107652610506968&w=2
af854a3a-2127-422b-91ae-364da2661108http://monkeyd.sourceforge.net/
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/3921
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/9642
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/15187

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-20Improper Input Validation

Data Freshness Timeline

(refreshed 11× in last 7d / 20× 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.

2026-06-02 20:10 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 15:42 UTCEG score recompute
2026-05-31 15:42 UTCGHSA enrichment
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
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
2026-05-24 16:42 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
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-23686✓ verified
First seen Feb 11, 2004
Monkey HTTP Daemon 0.x - Missing Host Field Denial of Service
Open source ↗

Frequently asked(4)

What is CVE-2004-0276?

CVE-2004-0276 is a none vulnerability published on November 23, 2004. The getrealstring function in Monkey HTTP Daemon (monkeyd) 0.8.1 and earlier allows remote attackers to cause a denial of service (crash) via an HTTP request with a sequence of "%" characters and a missing Host field.

When was CVE-2004-0276 disclosed?

CVE-2004-0276 was first published in the National Vulnerability Database on November 23, 2004, 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-2004-0276 actively exploited?

CVE-2004-0276 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 92.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2004-0276?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2004-0276, 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.

Dependency Blast Radius

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CVE-2004-0276

📅 Published

🔄 Last Modified

🔗 References (12)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2004-0276?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (12)

Frequently asked(4)

Related CVEs(same CWE)