CVE-2026-44631

critical · 9.8

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.

9.8

CVSS

0.5%

EPSS (exploit prob.)

42nd

EPSS percentile

2026-06-08

Published

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

Weaknesses

CWE-124

Affected products

Vendor	Product	Affected versions
apache	http_server	>= 2.4.0, < 2.4.68

Check a specific version with /api/v1/cve/match.

References

https://httpd.apache.org/security/vulnerabilities_24.html
http://www.openwall.com/lists/oss-security/2026/06/08/14

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-44631