CVE-2026-90942

Casdoor through 4.4.0 fails to properly mask the instance-wide built-in certificate private key in /api/get-certs and /api/get-cert endpoints, allowing organization administrators to retrieve it. Attackers can use the exposed private key to forge JWT tokens for any user in any organization, including global administrators.

Scoring

Severity
CRITICAL
CVSS base score
9.6
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
EPSS probability
0.21%
CWE
CWE-863
Published
2026-09-14
Last modified
2026-09-14

Affected products

Weakness type

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