Vulnerability DatabaseCVE-2026-56216
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CVE-2026-56216
Published:June 20, 2026
Updated:June 29, 2026
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.
Affected Packages
https://github.com/Cap-go/capgo.git (GITHUB):
Affected version(s) >=capgo-12.123.9 <capgo-12.128.2
Fix Suggestion:
Update to version capgo-12.128.2
Related Resources (2)
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
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CVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improper Privilege Management
CWE-269
EPSS
Base Score:
0.25