CVE-2026-56279: Capgo - Information Disclosure via get_orgs_v7 RPC Endpoint

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-07-10 · updated 2026-07-10
Weakness: CWE-862

Description

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.

Affected products

Capgo: before 12.128.2 — fixed in 12.128.2

How to fix

Upgrade to a fixed version: Capgo 12.128.2. Check the vendor advisory for mitigations.

References

https://github.com/Cap-go/capgo/security/advisories/GHSA-fch8-pp28-mw2x
https://www.vulncheck.com/advisories/capgo-information-disclosure-via-get-orgs-v7-rpc-endpoint
https://github.com/Cap-go/capgo/security/advisories/GHSA-fch8-pp28-mw2x

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