CVE-2026-15567

high

Description

A flaw was found in Wildfly. A remote unauthenticated attacker can trigger OutOfMemoryError as CSIv2Util's GSS token decoder reads an attacker-controlled length field without bounds checking and attempts to allocate a byte array of that size.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2491620

https://access.redhat.com/security/cve/CVE-2026-15567

https://access.redhat.com/errata/RHSA-2026:53806

Details

Source: Mitre, NVD

Published: 2026-08-11

Updated: 2026-08-14

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H