{"id":"CVE-2026-108718","title":"Rill 0.77.0 through 0.90.5 contains a missing authorization vulnerability in the admin OAuth server that issues authorization codes to dynamically registered clients without user consent","summary":"Rill 0.77.0 through 0.90.5 contains a missing authorization vulnerability in the admin OAuth server that issues authorization codes to dynamically registered clients without user consent. Attackers can register a client with the long_liv…","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-862"],"published":"2026-10-11","updated":"2026-10-11","sourceUpdated":"2026-10-11T13:17:15.020","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-108718","references":[{"url":"https://github.com/rilldata/rill","label":"disclosure@vulncheck.com"},{"url":"https://github.com/rilldata/rill/blob/b9ea8c6f215e56c4c0848771e70b3ec38346eacc/admin/server/auth/handlers.go#L650-L697","label":"disclosure@vulncheck.com"},{"url":"https://github.com/rilldata/rill/blob/b9ea8c6f215e56c4c0848771e70b3ec38346eacc/admin/server/auth/mcp_oauth.go#L77-L153","label":"disclosure@vulncheck.com"},{"url":"https://github.com/rilldata/rill/blob/b9ea8c6f215e56c4c0848771e70b3ec38346eacc/admin/server/auth/pkce.go#L173-L214","label":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind03/rill-oauth-open-registration-long-lived-token","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/rill-0.77.0-through-0.90.5-oauth-missing-authorization-via-dynamic-client-registration","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"ingestedAt":"2026-10-11T13:51:17.026Z","slug":"CVE-2026-108718","body":"## Overview\n\nRill 0.77.0 through 0.90.5 contains a missing authorization vulnerability in the admin OAuth server that issues authorization codes to dynamically registered clients without user consent. Attackers can register a client with the long_lived_access_token scope and lure a user to an authorization link, obtaining a non-expiring API token with the user's full permissions.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}