CVE-2026-24895
FrankenPHP affected by Path Confusion via Unicode casing in CGI path splitting allows execution of arbitrary files
9.8CVSSCRITICAL
Description
FrankenPHP's unicode case-folding length expansion causes incorrect split_path index (SCRIPT_NAME/PATH_INFO confusion) in FrankenPHP
CVSS Vector Breakdown
Exploitability
AV:NAttack VectorNetwork
AC:LAttack ComplexityLow
PR:NPrivileges RequiredNone
UI:NUser InteractionNone
Scope
S:UScopeUnchanged
Impact
C:HConfidentialityHigh
I:HIntegrityHigh
A:HAvailabilityHigh
Weaknesses
Affected Products
Exploitability
1 exploit source identified
Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.
View exploit details Official Patch Available
References
https://github.com/php/frankenphp/security/advisories/GHSA-g966-83w7-6w38
github.com
https://nvd.nist.gov/vuln/detail/CVE-2026-24895
nvd.nist.gov
https://github.com/php/frankenphp/commit/04fdc0c1e8fde94e2c1ad86217e962c88d27c53e
github.com
and 2 more references View all →
Timeline
Published
Feb 12, 2026
Last Updated
Feb 20, 2026
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