Sensitive Information Disclosure

n8n is vulnerable to Sensitive Information Disclosure. The vulnerability is due to placing the full Google Service Account PEM private key in the JWT header's kid field instead of a key identifier, which allows an attacker to recover the private key from logged or intercepted JWTs and impersonate...

CVE-2026-56232

Capgo before 12.128.2 fails to enforce limitedtoorgs and limitedtoapps constraints on subkeys provided via x-limited-key-id header in middlewareKey function. Attackers can bypass subkey scope restrictions by referencing their own subkeys, causing all downstream route handlers to use the...

CVE-2026-56232

Capgo is affected: before version 12.128.2, the system does not enforce limited_to_orgs and limited_to_apps on subkeys supplied via the x-limited-key-id header in the middlewareKey function. This allows attackers to reference their own subkeys and bypass subkey scope restrictions, causing downstr...