What is CVE-2026-24895?

CVE-2026-24895 is a critical-severity vulnerability in Php Frankenphp, classified under CWE-180. CVSS score: 9.8/10. Published 2026-02-12.

How severe is CVE-2026-24895?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Php Frankenphp

CVE-2026-24895

FrankenPHP is a modern application server for PHP. Prior to 1.11.2, FrankenPHP’s CGI path splitting logic improperly handles Unicode characters during case conversion. The logic computes the split index (for finding .php) on a lowercased c…

EPSS: 0.006 (43.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Php Frankenphp — versions < 1.11.2

Weakness classification (CWE)

CWE-180

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
security-advisories@github.com (Patch, x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-24895?: CVE-2026-24895 is a critical-severity vulnerability in Php Frankenphp, classified under CWE-180. CVSS score: 9.8/10. Published 2026-02-12.
How severe is CVE-2026-24895?: Critical severity. CVSS v3 base score is 9.8 out of 10.