Description
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.
Published: 2026-09-14
Score: 9.3 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Casdoor through 4.4.0 Private Key Exposure via Certificate Endpoints
First Time appeared Casbin
Casbin casdoor
Weaknesses CWE-863
CPEs cpe:2.3:a:casbin:casdoor:*:*:*:*:*:*:*:*
Vendors & Products Casbin
Casbin casdoor
References
Metrics cvssV3_1

{'score': 9.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N'}

cvssV4_0

{'score': 9.3, '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'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-14T19:07:57.306Z

Reserved: 2026-09-14T11:34:24.687Z

Link: CVE-2026-90942

cve-icon Vulnrichment

Updated: 2026-09-14T19:07:50.868Z

cve-icon NVD

Status : Received

Published: 2026-09-14T18:20:28.720

Modified: 2026-09-14T19:18:13.480

Link: CVE-2026-90942

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses