CVE-2026-22707: Strapi Upload Plugin MIME Validation Bypass via Content API

May 14, 2026

CVE: CVE-2026-22707
CVSS v3.1 Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N (5.3 — Medium)
Affected Versions: @strapi/upload <=5.33.2
How to Patch: Immediately update your Strapi to >=5.33.3

References

github.com/advisories/GHSA-pcw7-5633-82vv
github.com/strapi/strapi/security/advisories/GHSA-pcw7-5633-82vv
nvd.nist.gov/vuln/detail/CVE-2026-22707

Code Behaviors & Features

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