CVE-2026-76183
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
Authentication Bypass by Alternate Name vulnerability in Apache Tomcat allowed the security constraints for any WebSocket endpoint to be bypassed.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.25, from 10.1.0-M1 through 10.1.59, from 9.0.0.M1 through 9.0.121.
The following versions were EOS at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.43 through 7.0.109. Other unsupported versions may also be affected.
Users are recommended to upgrade to version 11.0.26, 10.1.60 or 9.0.122, which fix the issue.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Apache Software Foundation | Apache Tomcat | 11.0.0-M1 <= 11.0.25 | affected |
| Apache Software Foundation | Apache Tomcat | 10.1.0-M1 <= 10.1.59 | affected |
| Apache Software Foundation | Apache Tomcat | 9.0.0.M1 <= 9.0.121 | affected |
| Apache Software Foundation | Apache Tomcat | 8.5.0 <= 8.5.100 | affected |
| Apache Software Foundation | Apache Tomcat | 7.0.43 <= 7.0.109 | affected |
| Apache Software Foundation | Apache Tomcat | 0 < 7.0.43 | affected |
Weaknesses
- CWE-289: CWE-289 Authentication Bypass by Alternate Name
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: total
CVE Program Container
Additional References
References
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