Privilege escalation in Capgo
CVE-2026-56239
Capgo before 12.128.2 contains a potential privilege escalation vulnerability in the public.apply_usage_overage SECURITY DEFINER function, which performs sensitive billing operations without enforcing internal authorization checks (no vali…
Vulnerability class: Privilege Escalation
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L.
Affected products
- Capgo — versions 0, 12.128.2
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-56239?
- CVE-2026-56239 is a high-severity vulnerability in Capgo, classified under Improper Privilege Management. CVSS score: 7.6/10. Published 2026-06-21.
- How severe is CVE-2026-56239?
- High severity. CVSS v3 base score is 7.6 out of 10.