CVE-2026-56216

High

Description

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.

SeverityHigh

CVSS8.8

Exploit probability—

ProductCapgo

PublishedJun 20, 2026

First seenJun 20, 2026

Weakness typeCWE-269Improper privilege management

How to fix

Update

Capgo Capgo12.128.2 or later

Vendor advisories

github.com/Cap-go/capgo/security/advisories/GHSA-2ff8-7h96-hwfp

Affected products

Product	Affected versions	Fixed in
Capgo Capgo	v < 12.128.2	12.128.2

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