{"id":"CVE-2025-66402","revision":"480452f3f97b42a78275e7a885ad4590","records":[{"revision":"480452f3f97b42a78275e7a885ad4590","observedAt":"2026-10-25T03:17:36.152+00:00","statement":{"source":"nvd","id":"CVE-2025-66402","aliases":[],"title":"Misskey is an open source, federated social media platform. Starting in version 13.0.0-beta.16 and prior to version 2025.12.0, an actor who does not have permission to view favorites or clips can can export the posts and view the contents. …","description":"Misskey is an open source, federated social media platform. Starting in version 13.0.0-beta.16 and prior to version 2025.12.0, an actor who does not have permission to view favorites or clips can can export the posts and view the contents. Version 2025.12.0 fixes the issue.","state":0,"publishedAt":"2025-12-16T00:16:02.207+00:00","modifiedAt":"2026-10-14T13:10:00.187+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":7.1,"severity":"HIGH"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","score":6.5,"severity":"MEDIUM"}],"references":["https://github.com/misskey-dev/misskey/commit/dc77d59f8712d3fe0b73cd4af2035133839cd57b","https://github.com/misskey-dev/misskey/security/advisories/GHSA-496g-mmpw-j9x3"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-66402","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-862"],"productCriteria":["cpe:2.3:a:misskey:misskey:*:*:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:-:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta16:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta21:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta22:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta23:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta24:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta25:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta26:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta27:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta28:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta29:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta30:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta31:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta32:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta33:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta34:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta35:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta36:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta37:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta38:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta39:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta40:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta41:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta42:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:beta43:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc1:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc10:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc11:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc2:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc3:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc4:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc5:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc6:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc7:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc8:*:*:*:*:*:*","cpe:2.3:a:misskey:misskey:13.0.0:rc9:*:*:*:*:*:*"],"sourceDates":{"published":"2025-12-16T00:16:02.207","lastModified":"2026-10-14T13:10:00.187"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-66402","identifiers":["CVE-2025-66402"]},"retained":false,"historicalAffected":[]}],"coverage":[]}