CVE-2026-65183

High

Description

Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in Apache Tomcat when creating unix domain sockets allows an unauthorised local user to access the unix domain socket. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.24, from 10.1.0-M1 through 10.1.57, from 9.0.42 through 9.0.120. Users are recommended to upgrade to version 11.0.25, 10.1.58, 9.0.121, which fixes the issue.

SeverityHigh

CVSS8.1

Exploit probability—

Product

Apache Tomcat

PublishedAug 25, 2026

First seenAug 25, 2026

Weakness typeCWE-367CWE-367

How to fix

Update

apache tomcat9.0.121, 10.1.58, 11.0.25 or later

Vendor advisories

lists.apache.org/thread/748o4st6d5dk6n3l7tgzo5yl68gg05c0

Affected products

Product	Affected versions	Fixed in
apache tomcat	9.0.42 ≤ v < 9.0.121, 10.1.0 ≤ v < 10.1.58, 11.0.0 ≤ v < 11.0.25	9.0.121, 10.1.58, 11.0.25

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