{"id":"CVE-2025-63388","aliases":["EUVD-2025-204306","GHSA-96g3-r54f-fx2v"],"status":"disputed","title":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in...","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests. NOTE: the Supplier disputes this, providing the rationale of \"sending requests with credentials does not provide any additional access compared to unauthenticated requests.\"","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00222,"percentile":0.12863,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-346"],"published":"2025-12-18T00:00:00Z","modified":"2026-10-28T02:30:58Z","products":[{"vendor":"langgenius","product":"dify"}],"references":[{"url":"https://github.com/langgenius/dify/discussions","tags":["Issue Tracking","web"]},{"url":"https://gist.github.com/Cristliu/5ded6d03e41d7d66ecb1b568bae3ff6c","tags":["Third Party Advisory","web"]},{"url":"https://gist.github.com/Cristliu/c2bc7d05abd89db8eb542a453a528d77","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-63388","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-96g3-r54f-fx2v"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/63xxx/CVE-2025-63388.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-63388","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests. NOTE: the Supplier disputes this, providing the rationale of \"sending requests with credentials does not provide any additional access compared to unauthenticated requests.\"","status":"disputed","published":"2025-12-18T00:00:00Z","modified":"2026-01-28T16:07:53.494Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"adp"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:32:45.797843Z"}],"euvd":[{"id":"EUVD-2025-204306","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests. NOTE: the Supplier disputes this, providing the rationale of \"sending requests with credentials does not provide any additional access compared to unauthenticated requests.\"","status":"published","published":"2025-12-18T00:00:00Z","modified":"2026-01-28T16:07:53Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T19:48:46.416428Z"}],"ghsa":[{"id":"GHSA-96g3-r54f-fx2v","title":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in...","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests.","status":"published","published":"2025-12-18T18:30:30Z","modified":"2026-01-22T18:30:29Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T15:05:51.858942Z"}],"nvd":[{"id":"CVE-2025-63388","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests. NOTE: the Supplier disputes this, providing the rationale of \"sending requests with credentials does not provide any additional access compared to unauthenticated requests.\"","status":"disputed","published":"2025-12-18T16:15:54.65Z","modified":"2026-10-13T11:10:00.203Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"primary"},{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:11:52.309391Z"}],"osv":[{"id":"CVE-2025-63388","description":"A Cross-Origin Resource Sharing (CORS) misconfiguration vulnerability exists in Dify v1.9.1 in the /console/api/system-features endpoint. The endpoint implements an overly permissive CORS policy that reflects arbitrary Origin headers and sets Access-Control-Allow-Credentials: true, allowing any external domain to make authenticated cross-origin requests. NOTE: the Supplier disputes this, providing the rationale of \"sending requests with credentials does not provide any additional access compared to unauthenticated requests.\"","status":"published","published":"2025-12-18T00:00:00Z","modified":"2026-10-28T02:30:58.041077258Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"updated_at":"2026-11-02T15:44:51.851511Z"}]}}