Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog tracking when a stream is reset
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.39 through 9.0.120.
The following versions were EOL at the time the CVE was created but are
known to be affected: from 8.5.59 through 8.5.100. Other unsupported versions may also be affected.
Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue.
Metrics
Affected Vendors & Products
References
History
Wed, 26 Aug 2026 19:30:00 +0000
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cvssV3_1
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Wed, 26 Aug 2026 15:45:00 +0000
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Wed, 26 Aug 2026 02:00:00 +0000
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Apache apache Tomcat |
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Apache
Apache apache Tomcat |
Tue, 25 Aug 2026 22:15:00 +0000
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| Description | Uncontrolled Resource Consumption vulnerability in Apache Tomcat via an allocation leak in the HTTP/2 backlog tracking when a stream is reset This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.39 through 9.0.120. The following versions were EOL at the time the CVE was created but are known to be affected: from 8.5.59 through 8.5.100. Other unsupported versions may also be affected. Users are recommended to upgrade to version 11.0.25, 10.1.58 or 9.0.121, which fix the issue. | |
| Title | Apache Tomcat: DoS via allocation leak in HTTP/2 backlog tracking when a stream is reset | |
| Weaknesses | CWE-400 | |
| References |
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Status: PUBLISHED
Assigner: apache
Published:
Updated: 2026-08-26T18:36:43.341Z
Reserved: 2026-07-31T15:42:11.281Z
Link: CVE-2026-68763
Updated: 2026-08-26T02:30:41.764Z
Status : Undergoing Analysis
Published: 2026-08-25T22:17:05.970
Modified: 2026-08-26T19:16:54.900
Link: CVE-2026-68763
No data.
OpenCVE Enrichment
Updated: 2026-08-26T21:00:12Z