🛡️ CVE-2022-26377 — apache

🟠 CVSS 8.0 — High ✅ No Known Exploit NVD
8.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

mod_proxy_ajp: Possible request smuggling

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') vulnerability in mod_proxy_ajp of Apache HTTP Server allows an attacker to smuggle requests to the AJP server it forwards requests to. This issue affects Apache HTTP Server Apache HTTP Server 2.4 version 2.4.53 and prior versions.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability none.

Affected software

CVE-2022-26377 is recorded against 4 packages.

  • apache
  • clustered-data-ontap
  • fedora
  • http-server (from 2.4.0 up to 2.4.54)

Timeline and source

Published on 6 March 2024 and last revised on 20 May 2025. No public exploit is currently recorded for this entry. Record sourced from NVD.

References

www.openwall.com (Web)
httpd.apache.org (Web)
lists.fedoraproject.org (Web)
lists.fedoraproject.org (Web)
security.gentoo.org (Web)
security.netapp.com (Web)
nvd.nist.gov (Web)

CVE-2022-26377 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity HIGH
CVSS Score 8.0
CVSS Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CWE N/A
Public Exploit ✅ No
Source NVD
Published 2024-03-06
Updated 2026-08-12
Modified 2025-05-20
Fix URL N/A

Affected Packages

Software From version Fixed in
apache — —
clustered-data-ontap — —
fedora — —
http-server 2.4.0 2.4.54

Similar Threats

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