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CVE-2026-68763

nvd nist
Published: Aug 25, 2026Modified: Aug 27, 2026

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7.5
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Affected (3)

Products: Apache: Tomcat
Apache
1 product
Tomcat
Configuration A
3 vulnerable
Vulnerable SoftwareAffected Versions
Apache
Tomcat
From 10.1.0 to 10.1.58
Tomcat
From 11.0.0 to 11.0.25
Tomcat
From 8.5.59 to 9.0.121

Related CWEs

CWE-400
Uncontrolled Resource Consumption
The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (2)

Source: security@apache.org
Vendor AdvisoryMailing List
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryMailing List

Timeline

No history available yet.