CVE-2026-78383
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
Allocation of resources without limits or throttling vulnerability in Apache Tomcat allows an unauthenticated AJP request to pin an AJP processing thread leading to denial of service.
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 EOL at the time the CVE was created but are known to be affected: from 8.5.0 through 8.5.100, from 7.0.0 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 | 7.0.0 <= 7.0.109 | affected |
Weaknesses
- CWE-770: CWE-770 Allocation of resources without limits or throttling
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: yes
- Technical Impact: partial
CVE Program Container
Additional References
References
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