CVE-2026-88860

Medium

Description

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 Attackers can retain channel-specific permissions after their base RBAC access has been revoked to perform unauthorized actions like changing production OTA versions.

SeverityMedium

CVSS6.3

Exploit probability20. percentile0.3%

ProductCap-go Capgo.app

PublishedSep 10, 2026

First seenSep 10, 2026

Weakness typeCWE-863Incorrect authorization

How to fix

Vendor advisories

github.com/Cap-go/capgo.app/security/advisories/GHSA-qfxq-2ch8-hjg9

Affected products

Product	Affected versions	Fixed in
Cap-go capgo.app	0	—

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