CVE-2026-48913

Apache HTTP Server: mod_http2 memory corruption when file handles exhausted

State: Published
Severity: 7.3 High
Published: Jun 8, 2026
Updated: Jun 8, 2026
Reserved: May 26, 2026

Description

Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.

This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.

Scores

CVSS	Score	Vector	Source
3.1	7.3 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	CISA-ADP

Weaknesses

CWE-416 Use After Free

Affected Products

Product	Versions
Apache HTTP ServerApache Software Foundation	2.4.55 through 2.4.67Affected

References

https://httpd.apache.org/security/vulnerabilities_24.htmlvendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/08/15

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