{"cve":"CVE-2026-66057","nvd":{"published":"2026-10-13T17:17:44.810","modified":"2026-10-14T16:17:49.840","status":"Deferred","description":"Frappe is a full-stack web application framework. Prior to 15.116.0 and 16.29.0, the OAuth login flow uses an unsanitized client-controlled state parameter to select post-authentication navigation, allowing a crafted state value to redirect a user to an attacker-chosen location. This issue is fixed in versions 15.116.0 and 16.29.0.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":5.1},"cvss_v3":null,"cwes":["CWE-601"],"references":["https://github.com/frappe/frappe/commit/12568e2d54c4abba70bc0261387053fa28f90988","https://github.com/frappe/frappe/commit/1e0a3b941231d74a71ff1a43eee2e9f63c88712d","https://github.com/frappe/frappe/commit/6ed8acd869199feb3a2598887d471448297edf07","https://github.com/frappe/frappe/pull/40962","https://github.com/frappe/frappe/releases/tag/v15.116.0"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:58:52.678897993+00:00"},"epss":{"cve":"CVE-2026-66057","score":0.00417,"percentile":0.35781,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}