PT-2026-47321 · Apache+4 · Apache Http Server+4

CVE-2026-43951

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Published

2026-04-27

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Updated

2026-08-25

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Name of the Vulnerable Software and Affected Versions Apache HTTP Server versions 2.4.0 through 2.4.67
Description An out-of-bounds read occurs when using mod headers and mod mime in conjunction with multiple response languages. An out-of-bounds read is a condition where a program reads data past the end of the intended buffer, which can lead to information disclosure or system instability.
Recommendations Update Apache HTTP Server to a version later than 2.4.67.

Fix

DoS

Out of bounds Read

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Weakness Enumeration

Related Identifiers

ALSA-2026:34355
ALSA-2026:41906
ALSA-2026:42828
ALSA-2026:59387
AZL-89712
AZL-89729
BDU:2026-09754
BIT-APACHE-2026-43951
CVE-2026-43951
ECHO-EE81-535D-843B
OESA-2026-2746
OESA-2026-2747
OESA-2026-2811
OESA-2026-2812
OPENSUSE-SU-2026:21235-1
RHSA-2026:25042
RHSA-2026:34109
RHSA-2026:34355
RHSA-2026:42828
RHSA-2026:59387
SUSE-SU-2026:22564-1
SUSE-SU-2026:2686-1
SUSE-SU-2026:2717-1
SUSE-SU-2026:2735-1
SUSE-SU-2026:2759-1
USN-8516-1
USN-8571-1

Affected Products

Apache Http Server
Linuxmint
Red Os
Rocky Linux
Ubuntu