CVE-2026-56303
HIGHCapgo - Unauthenticated API Key Metadata Disclosure via SECURITY DEFINER RPC Function
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-2xjq-h43m-592f)
https://github.com/Cap-go/capgo/security/advisories/GHSA-2xjq-h43m-592f
Third Party Advisory third-party-advisory
VulnCheck Advisory: Capgo - Unauthenticated API Key Metadata Disclosure via SECURITY DEFINER RPC Function
https://www.vulncheck.com/advisories/capgo-unauthenticated-api-key-metadata-disclosure-via-security-definer-rpc-function
Scores
CVSS v3
7.5
EPSS
0.0030
EPSS Percentile
22.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-200
Status
published
Products (2)
Capgo/Capgo
< 12.128.2
Capgo/Capgo
12.128.2
Published
Jul 11, 2026
Tracked Since
Jul 11, 2026