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Vulnerabilities CVE-2026-15561

CVE-2026-15561

High
Open
TLP:CLEAR

Undertow-core: oom via missing limits in chunked trailer in eap's undertow

NVD CVE.org

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Description

A flaw was found in EAP's undertow http/1.1 chunked-transfer decoder. missing limits on size and count would allow an attacker to use an unauthenticated connection to drive the JVM to an OutOfMemory error, stopping all deployments on the listener, and achieving Denial of Service.

Details

CVSS Score
7.5
EPSS Score ⓘ
0.35%

27.9th percentile

CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Confidence
90%
Published
Aug 11, 2026
Last Modified
Aug 12, 2026
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