Low severity · published Oct 1, 2026
CVE-2026-42356
Apache HTTP Server: limited RCE for some internal redirects to non-CGI files in CGI directories
3.7
CVSS
0.4%
EPSS
No
On KEV
Description
Deployment of wrong handler vulnerability in Apache HTTP Server allows the target of some internal redirects from CGI programs to also be treated as CGI and executed. The target must already be in a directory enabled for CGI and have no other extension understood by mod_mime.
This issue affects Apache HTTP Server: from 2.4.60 through 2.4.68.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
None
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 36% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
HS
HTTP Server · Apache
2.4.60 through 2.4.68 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42356
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42356
vendor-advisory
https://httpd.apache.org/security/vulnerabilities_24.html
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