{"id":"CVE-2026-66002","title":"Frappe is a full-stack web application framework","summary":"Frappe is a full-stack web application framework. Prior to 15.115.0 and 16.27.0, the public request-data web form and PersonalDataDownloadRequest class in frappe/website/doctype/personal_data_download_request/personal_data_download_reque…","severity":"none","cwe":["CWE-204"],"published":"2026-08-20","updated":"2026-09-10","sourceUpdated":"2026-09-10T20:48:30.570","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-66002","references":[{"url":"https://github.com/frappe/frappe/commit/30fe0b4118ff94c95c239dce4bc74ec4ca10a827","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/commit/47a396ec59f5362029feb349eb2b9d10a21afcf8","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/commit/4b32a4e0072e61ce0abcb0d09cfd1f14724fe896","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/pull/40787","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/pull/40814","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/pull/40815","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/releases/tag/v15.115.0","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/releases/tag/v16.27.0","label":"security-advisories@github.com"},{"url":"https://github.com/frappe/frappe/security/advisories/GHSA-c2xv-c53h-qvr5","label":"security-advisories@github.com"}],"tags":["nvd"],"epss":0.00468,"epssPercentile":0.39689,"ingestedAt":"2026-09-10T21:05:53.597Z","slug":"CVE-2026-66002","body":"## Overview\n\nFrappe is a full-stack web application framework. Prior to 15.115.0 and 16.27.0, the public request-data web form and PersonalDataDownloadRequest class in frappe/website/doctype/personal_data_download_request/personal_data_download_request.py return distinguishable response shapes for registered and unregistered email addresses, including the user_name field and persistence behavior. A remote attacker can compare the responses to enumerate registered users. This issue is fixed in versions 15.115.0 and 16.27.0.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}