CVE-2026-15630

State: Published
Severity: 9.9 Critical
Published: Jul 23, 2026
Updated: Sep 22, 2026
Reserved: Jul 13, 2026

Description

A non-global organization admin in one tenant can bypass tenant boundaries to delete, create, or modify resources in any other tenant by exploiting a mismatch between authorization (based on ?id=) and action (based on request body).

Scores

CVSS	Score	Vector	Source
3.1	9.9 Critical	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-863 Incorrect Authorization
CWE-269 Improper Privilege Management
CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

Product	Versions
CasdoorCasdoor	before v4.2.0Affected

References

https://vokecyber.com/research/cve-2026-15630-casdoor-cross-tenant-authz
https://www.kb.cert.org/vuls/id/889462

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