CVE-2026-56299
MEDIUM
NVD
CVSS Score
5.3
Severity
MEDIUM
Published
Jun 21, 2026
Vendor
unknown
Description
Capgo before 12.128.2 contains an authentication bypass vulnerability in the /build/upload/:jobId/* endpoint that allows unauthenticated attackers to trigger consistent 500 errors. Remote attackers can send OPTIONS requests to bypass authentication middleware and invoke tusProxy logic with invalid credentials, enabling trivial request flooding and denial of service.