Auth bypass in Capgo
CVE-2026-56286
Capgo before 12.128.2 contains an authentication bypass vulnerability in the account deletion endpoint that allows deletion without password re-authentication or secondary verification. Attackers can delete user accounts via session hijacking, CSRF attacks, or parameter tampering, resulting in unauthorized account deletion, data loss, and denial-of-service.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (43.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 43.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
- Capgo — versions 0, 12.128.2
Weakness classification (CWE)
References
- github.com/Cap-go/capgo/security/advisories/GHSA-cjvr-jxp5-4p9x (vendor-advisory)
- www.vulncheck.com/advisories/capgo-account-deletion-without-password-confirmati… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-56286?
- CVE-2026-56286 is a high-severity vulnerability in Capgo, classified under Missing Authentication for Critical Function. CVSS score: 8.1/10. Published 2026-06-30.
- How severe is CVE-2026-56286?
- High severity. CVSS v3 base score is 8.1 out of 10.