Auth bypass in Capgo
CVE-2026-56279
Capgo before 12.128.2 contains an information disclosure vulnerability in the get_orgs_v7(userid) RPC function that remains publicly invokable despite intended private access controls. Unauthenticated attackers can supply arbitrary user UUIDs to retrieve foreign users' organization membership, roles, management emails, and billing metadata.
Vulnerability class: Broken Access Control
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (35.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.2% 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-fch8-pp28-mw2x (vendor-advisory)
- www.vulncheck.com/advisories/capgo-information-disclosure-via-get-orgs-v7-rpc-e… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-56279?
- CVE-2026-56279 is a high-severity vulnerability in Capgo, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-07-10.
- How severe is CVE-2026-56279?
- High severity. CVSS v3 base score is 7.5 out of 10.