CVE-2026-65183
tomcat: Apache Tomcat: Local information disclosure via Unix domain socket TOCTOU race condition
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 26, 2026
Updated · October 16, 2026
Description
A flaw was found in Apache Tomcat. A Time-of-check Time-of-use (TOCTOU) race condition exists when creating Unix domain sockets. This vulnerability allows an unauthorized local user to exploit the timing window to gain access to the Unix domain socket. This could lead to information disclosure or other unauthorized operations.
Statement
This vulnerability in Apache Tomcat is rated Low. It involves a Time-of-check Time-of-use (TOCTOU) race condition when creating Unix domain sockets, which could allow a local attacker to gain unauthorized access to the socket. Exploitation requires local access and a specific timing window, limiting its impact to information disclosure.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability.
CVSS / CWE
CVSS 3.1 · 2.5CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE-367 · Time-of-check Time-of-use (TOCTOU) Race Condition