CVE-2026-56222

HIGH

Capgo - Cross-Organization App Takeover via Mismatched org_id and app_id in /private/role_bindings

Title source: cna
STIX 2.1

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.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-5r52-m8r9-7f8x)
https://github.com/Cap-go/capgo/security/advisories/GHSA-5r52-m8r9-7f8x
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo - Cross-Organization App Takeover via Mismatched org_id and app_id in /private/role_bindings
https://www.vulncheck.com/advisories/capgo-cross-organization-app-takeover-via-mismatched-org-id-and-app-id-in-private-role-bindings

Scores

CVSS v3 7.2
EPSS 0.0036
EPSS Percentile 28.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-639
Status published
Products (2)
Capgo/Capgo < 12.128.2
Capgo/Capgo 12.128.2
Published Jun 23, 2026
Tracked Since Jun 23, 2026