CodeIgniter: Path traversal in UploadedFile::move() when using client-provided filenames

Date Aug 7, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product Composer ยท codeigniter4/framework
CVE CVE-2026-63222
High-risk advisory CVE-2026-63222

Summary

CodeIgniter: Path traversal in UploadedFile::move() when using client-provided filenames

Why it matters

GitHub has published a reviewed security advisory for codeigniter4/framework. Prioritize it with other application dependency updates, especially because EPSS places it in the 37% percentile.

Operator check

Check whether codeigniter4/framework is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available. EPSS probability: 0.4%; percentile: 37%.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.