CVE-2026-23918

Severity CVSS v4.0:

Pending analysis

Type:

CWE-415 Double Free

Publication date:

04/05/2026

Last modified:

04/05/2026

Description

Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol.<br /> <br /> This issue affects Apache HTTP Server: 2.4.66.<br /> <br /> Users are recommended to upgrade to version 2.4.67, which fixes the issue.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.80 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High