Arbitrary file upload in Code16 Sharp
CVE-2026-33687
Sharp is a content management framework built for Laravel as a package. Versions prior to 9.20.0 contain a vulnerability in the file upload endpoint that allows authenticated users to bypass all file type restrictions. The upload endpoint…
Vulnerability class: Unrestricted File Upload
EPSS: 0.005 (40.4th 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)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Product, x_refsource_MISC)
- security-advisories@github.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-33687?
- CVE-2026-33687 is a high-severity vulnerability in Code16 Sharp, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2026-03-26.
- How severe is CVE-2026-33687?
- High severity. CVSS v3 base score is 8.8 out of 10.