CVE-2026-42498

7.3 Élevée

Publiée le 12/05/2026 à 18:16 · Modifiée le 17/06/2026 à 12:47 · Analysée par le NVD · Source : security@apache.org

Description

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109. Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.

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Produits concernés

Apache Software Foundation Apache Tomcat
Apache tomcat

Scores CVSS

Version	Score	Source	Vecteur
3.1	7.3 Élevée	134c704f-9b21-4f2e-91b3-4a467353bcc0	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`

Faiblesses (CWE)

CWE-200

Références

https://lists.apache.org/thread/n61zwf75jrv09rz90j4jssncm244bwdb Mailing ListVendor Advisory
http://www.openwall.com/lists/oss-security/2026/05/12/14 Mailing ListThird Party Advisory

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories