DEPRECATED (Duplicate): HTTP response splitting Affecting mod_session package, versions *


Severity

Recommended
0.0
medium
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.17% (39th percentile)

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  • Snyk IDSNYK-CENTOS8-MODSESSION-16700314
  • published15 May 2026
  • disclosed4 May 2026

Introduced: 4 May 2026

NewCVE-2026-33523  (opens in a new tab)
CWE-443  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 mod_session.

NVD Description

Note: Versions mentioned in the description apply only to the upstream mod_session package and not the mod_session package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

HTTP response splitting vulnerability in multiple Apache HTTP Server modules with untrusted or compromised backend servers.

This issue affects Apache HTTP Server: from through 2.4.66.

Users are recommended to upgrade to version 2.4.67, which fixes the issue.

CVSS Base Scores

version 3.1