Improper Handler Deployment Flaw in Apache HTTP Server by Apache Software Foundation
CVE-2026-42356

3.7LOW

Key Information:

Vendor

Apache
Status
Apache Http Server
Vendor
CVE Published:
1 October 2026

What is CVE-2026-42356?

A vulnerability in Apache HTTP Server allows an attacker to exploit the wrong handler deployment by utilizing certain internal redirects from CGI programs. If a target resides in a CGI-enabled directory and does not have an alternative MIME extension, it may be executed as a CGI script, leading to potential unauthorized access or execution of arbitrary commands.

Affected Version(s)

Apache HTTP Server 2.4.60 <= 2.4.68

References

https://httpd.apache.org/security/vulnerabilities_24.html
vendor-advisory

CVSS V3.1

Score:
3.7
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Feliks Penconek
.