CVE-2026-56216

Capgo before 12.128.2 contains a scope escalation vulnerability in the POST /functions/v1/apikey endpoint that allows app-limited API keys to mint unrestricted keys by setting empty limits. Attackers with a compromised app-limited key can create an unrestricted key with org-wide access to resources like app listings and other protected endpoints.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/Cap-go/capgo/security/advisories/GHSA-2ff8-7h96-hwfp
https://www.vulncheck.com/advisories/capgo-scope-escalation-via-api-key-creation-in-functions-v1-apikey
https://github.com/Cap-go/capgo/security/advisories/GHSA-2ff8-7h96-hwfp

Configurations

No configuration.

History

22 Jun 2026, 19:17

Type	Values Removed	Values Added
References	~~() https://github.com/Cap-go/capgo/security/advisories/GHSA-2ff8-7h96-hwfp -~~	() https://github.com/Cap-go/capgo/security/advisories/GHSA-2ff8-7h96-hwfp -

20 Jun 2026, 01:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-20 01:16

Updated : 2026-06-22 19:17

NVD link : CVE-2026-56216

Mitre link : CVE-2026-56216

CVE.ORG link : CVE-2026-56216

JSON object : View

Products Affected

No product.

CWE

CWE-269

Improper Privilege Management

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