Vulnerability Description
Capgo before 12.128.2 contains an information disclosure vulnerability in the find_apikey_by_value PostgreSQL function marked SECURITY DEFINER and executable by the anon role. Unauthenticated attackers can call this function via the /rest/v1/rpc/find_apikey_by_value endpoint to retrieve sensitive API key metadata including user_id, mode, org scoping, and expiration details when supplied a valid key value.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/Cap-go/capgo/security/advisories/GHSA-2xjq-h43m-592f
- https://www.vulncheck.com/advisories/capgo-unauthenticated-api-key-metadata-disc
- https://github.com/Cap-go/capgo/security/advisories/GHSA-2xjq-h43m-592f
FAQ
What is CVE-2026-56303?
CVE-2026-56303 is a vulnerability with a CVSS score of 7.5 (HIGH). Capgo before 12.128.2 contains an information disclosure vulnerability in the find_apikey_by_value PostgreSQL function marked SECURITY DEFINER and executable by the anon role. Unauthenticated attacker...
How severe is CVE-2026-56303?
CVE-2026-56303 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-56303?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.