Privilege escalation in Capgo
CVE-2026-56247
Capgo before 12.128.2 allows org admins to assign org-scoped RBAC roles at app scope without validating role scope compatibility, including to pending invitees. Attackers can pre-seed malformed high-privilege bindings that survive invite acceptance, enabling accepted low-privilege users to perform unauthorized privileged app actions.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (35.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Capgo — versions 0, 12.128.2
Weakness classification (CWE)
References
- github.com/Cap-go/capgo/security/advisories/GHSA-55q2-p3m2-x66x (vendor-advisory)
- www.vulncheck.com/advisories/capgo-privilege-escalation-via-cross-scope-rbac-ro… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-56247?
- CVE-2026-56247 is a high-severity vulnerability in Capgo, classified under Incorrect Privilege Assignment. CVSS score: 8.8/10. Published 2026-06-30.
- How severe is CVE-2026-56247?
- High severity. CVSS v3 base score is 8.8 out of 10.