CVE-2026-44631

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CVSS 3.1

9.8 critical

EPSS

<1%p41

Published

Jun 8, 2026 (Jun 8, 2026)

Modified

Jul 23, 2026

Description

Buffer Underwrite vulnerability in Apache HTTP Server on crafted regular expressions in the configuration. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67. Users are recommended to upgrade to version 2.4.68, which fixes the issue.

Vendors: apache
Products: http server
Weakness: CWE-124
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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