CVE-2026-88860

Summary

Capgo fails to clean up channel permission overrides when a user's last organization role binding is deleted, leaving stale overrides active. Attackers can retain channel-specific permissions after their base RBAC access has been revoked to perform unauthorized actions like changing production OTA versions.

Affected Software

Weaknesses

• CWE-863: Incorrect Authorization

References

• https://github.com/Cap-go/capgo.app/security/advisories/GHSA-qfxq-2ch8-hjg9
• https://www.vulncheck.com/advisories/capgo-authorization-bypass-via-stale-channel-permission-overrides

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