{"id":"CVE-2026-52111","title":"An issue in fast-note-sync-service <=2.13.7 allows a remote attacker to escalate privileges via the admin configuration endpoint exposes authTokenKey","summary":"An issue in fast-note-sync-service <=2.13.7 allows a remote attacker to escalate privileges via the admin configuration endpoint exposes authTokenKey","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-284"],"published":"2026-09-01","updated":"2026-09-08","sourceUpdated":"2026-09-08T19:42:20.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-52111","references":[{"url":"https://gist.github.com/L4wCat/924c10c36d6d11651049787d547d411b","label":"cve@mitre.org"},{"url":"https://github.com/haierkeys/fast-note-sync-service/issues/268","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00339,"epssPercentile":0.27479,"ingestedAt":"2026-09-08T20:10:03.160Z","slug":"CVE-2026-52111","body":"## Overview\n\nAn issue in fast-note-sync-service <=2.13.7 allows a remote attacker to escalate privileges via the admin configuration endpoint exposes authTokenKey\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}