CVE-2026-43951

6.5 MEDIUM

Published: June 08, 2026 Modified: June 11, 2026

Description

Out-of-bounds Read vulnerability in Apache HTTP Server with mod_headers and mod_mime and multiple response languages. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

https://httpd.apache.org/security/vulnerabilities_24.html

Source: security@apache.org

Vendor Advisory

http://www.openwall.com/lists/oss-security/2026/06/08/10

Source: af854a3a-2127-422b-91ae-364da2661108

Mailing List Third Party Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score

6.5 / 10.0

EPSS (Exploit Probability)

0.5%

40th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-125

Affected Vendors

apache

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