CVE-2005-4836

NONECVSS 0.0Trending — 3 sources updated this week

0.0

The HTTP/1.1 connector in Apache Tomcat 4.1.15 through 4.1.40 does not reject NULL bytes in a URL when allowLinking is configured, which allows remote attackers to read JSP source files and obtain sensitive information.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 76.7%
KEV: Not listed

Published

December 31, 2005

Last Modified

April 16, 2026

References (10)

secalert@redhathttp://tomcat.apache.org/security-4.html
secalert@redhathttp://www.securityfocus.com/bid/28483
secalert@redhathttps://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
secalert@redhathttps://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
secalert@redhathttps://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108http://tomcat.apache.org/security-4.html
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/28483
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/29dc6c2b625789e70a9c4756b5a327e6547273ff8bde7e0327af48c5%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/c62b0e3a7bf23342352a5810c640a94b6db69957c5c19db507004d74%40%3Cdev.tomcat.apache.org%3E
af854a3a-2127-422b-91ae-364da2661108https://lists.apache.org/thread.html/rb71997f506c6cc8b530dd845c084995a9878098846c7b4eacfae8db3%40%3Cdev.tomcat.apache.org%3E

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
maven	org.apache.tomcat:tomcat	—	ghsa

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(1 across 1 ecosystem)

Maven(1)

Package	Vulnerable range	Fixed in	Dependents
org.apache.tomcat:tomcat	—	—	—

Weakness Classification(1)

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

CWE-200Exposure of Sensitive Information to an Unauthorized Actor

Data Freshness Timeline

(refreshed 14× 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
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 10:45 UTCEG score recompute
2026-05-31 10:45 UTCGHSA enrichment
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-31 00:13 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:37 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

Frequently asked(4)

What is CVE-2005-4836?

CVE-2005-4836 is a none vulnerability published on December 31, 2005. The HTTP/1.1 connector in Apache Tomcat 4.1.15 through 4.1.40 does not reject NULL bytes in a URL when allowLinking is configured, which allows remote attackers to read JSP source files and obtain sensitive information.

When was CVE-2005-4836 disclosed?

CVE-2005-4836 was first published in the National Vulnerability Database on December 31, 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-2005-4836 actively exploited?

CVE-2005-4836 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 76.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2005-4836?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2005-4836, 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-2005-4836

Published

Last Modified

References (10)

Patch Availability(1)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2005-4836?

Same product

Same CWE

CVE-2005-4836

📅 Published

🔄 Last Modified

🔗 References (10)

Patch Availability(1)

Affected Packages

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2005-4836?

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