{"id":"CVE-2026-39527","aliases":["EUVD-2026-36959","GHSA-6cfj-rmrx-95m5"],"status":"published","title":"WordPress WpStream plugin \u003c 4.11.2 - Arbitrary File Upload vulnerability","description":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00291,"percentile":0.21945,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-434"],"published":"2026-06-15T20:18:03Z","modified":"2026-10-24T13:10:00Z","products":[{"vendor":"sc internet vivoo","product":"wpstream"},{"vendor":"wpstream","product":"wpstream"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/wpstream/vulnerability/wordpress-wpstream-plugin-4-11-2-arbitrary-file-upload-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-39527"},{"url":"https://github.com/advisories/GHSA-6cfj-rmrx-95m5"}],"sources":{"cve":[{"id":"CVE-2026-39527","title":"WordPress WpStream plugin \u003c 4.11.2 - Arbitrary File Upload vulnerability","description":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","status":"published","published":"2026-06-15T20:18:03.459Z","modified":"2026-06-15T22:20:56.739Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:20:02.290587Z"}],"euvd":[{"id":"EUVD-2026-36959","description":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","status":"published","published":"2026-06-15T20:18:03Z","modified":"2026-06-15T22:20:56Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T18:20:41.428781Z"}],"ghsa":[{"id":"GHSA-6cfj-rmrx-95m5","title":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","description":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","status":"published","published":"2026-06-15T21:30:45Z","modified":"2026-06-15T21:30:57Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T15:08:47.002211Z"}],"nvd":[{"id":"CVE-2026-39527","description":"Subscriber Arbitrary File Upload in WpStream \u003c 4.11.2 versions.","status":"published","published":"2026-06-15T21:16:46.827Z","modified":"2026-10-24T13:10:00.147Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-434"],"updated_at":"2026-11-02T14:12:23.846948Z"}]}}