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CVE-2026-15567

Last refreshed2026-10-03

Status: UPDATED  |  Advisory ID: CVE-2026-15567

Key Details

CVECVE-2026-15567
CVSS Score / Version7.5 (High) / CVSS v3.1
Updated2026-09-25
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is unchanged; confidentiality impact is none; integrity impact is none; availability impact is high.
Affected productssee table below
Classified asCWE-789 (Memory Allocation with Excessive Size Value)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Red HatRed Hat JBoss Enterprise Application Platform 7.4.25
Red HatRed Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 7
Red HatRed Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 8
Red HatRed Hat JBoss Enterprise Application Platform 7.4 ELS on RHEL 9
Red HatRed Hat JBoss Enterprise Application Platform 7
Red HatRed Hat JBoss Enterprise Application Platform 8.1 for RHEL 10
Red HatRed Hat JBoss Enterprise Application Platform 8.1 for RHEL 8
Red HatRed Hat JBoss Enterprise Application Platform 8.1 for RHEL 9
SubsystemsGeneral OT
SectorsMultiple

What to Know

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. (NVD)

What to Do

Monitor Red Hat's web page for any future patch releases.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-15567
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-15567