Vulnerability · Published Jun 20, 2026 · Assigned by VulnCheck
CVE-2026-56216Capgo - Scope Escalation via API Key Creation in /functions/v1/apikey
High 8.8
In plain English
A high-severity privilege mismanagement in Capgo from Capgo. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)0.4%top 61.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
Weakness: CWE-269 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References
- GHSA Advisory GHSA-2ff8-7h96-hwfp vendor-advisory
- VulnCheck Advisory: Capgo - Scope Escalation via API Key Creation in /functions/v1/apikey third-party-advisory