What is CVE-2026-33686?

CVE-2026-33686 is a high-severity vulnerability in Code16 Sharp, classified under Path Traversal. CVSS score: 8.8/10. Published 2026-03-26.

How severe is CVE-2026-33686?

High severity. CVSS v3 base score is 8.8 out of 10.

Path Traversal in Code16 Sharp

CVE-2026-33686

Sharp is a content management framework built for Laravel as a package. Versions prior to 9.20.0 have a path traversal vulnerability in the FileUtil class. The application fails to sanitize file extensions properly, allowing path separato…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.000 (9.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Code16 Sharp — versions < 9.20.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

https://github.com/code16/sharp/security/advisories/GHSA-9ffq-6457-8958 (x_refsource_CONFIRM)
https://github.com/code16/sharp/pull/715 (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-33686?: CVE-2026-33686 is a high-severity vulnerability in Code16 Sharp, classified under Path Traversal. CVSS score: 8.8/10. Published 2026-03-26.
How severe is CVE-2026-33686?: High severity. CVSS v3 base score is 8.8 out of 10.