CVE-2021-26690

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

No affected versions have been published.

Timeline

Published: Jun 10, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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