What’s Vulnerable › Vulnerabilities

CVE-2026-56222: Capgo - Cross-Organization App Takeover via Mismatched org_id and app_id in /private/role_bindings

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-06-23 · updated 2026-06-24
• Weakness: CWE-639

Description

Capgo before 12.128.2 contains an authorization bypass vulnerability in POST /private/role_bindings that fails to verify app_id ownership during app-scoped role binding creation. An attacker with administrative privileges in one organization can create role bindings targeting applications owned by other organizations, enabling unauthorized read and modification of victim applications.

Affected products

• Capgo: before 12.128.2 — fixed in 12.128.2

How to fix

Upgrade to a fixed version: Capgo 12.128.2. Check the vendor advisory for mitigations.

References

• https://github.com/Cap-go/capgo/security/advisories/GHSA-5r52-m8r9-7f8x
• https://www.vulncheck.com/advisories/capgo-cross-organization-app-takeover-via-mismatched-org-id-and-app-id-in-private-role-bindings
• https://github.com/Cap-go/capgo/security/advisories/GHSA-5r52-m8r9-7f8x

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