{"id":"CVE-2025-34437","aliases":["EUVD-2025-203955","GHSA-x77x-f67v-g9v4"],"status":"published","title":"AVideo \u003c 20.1 IDOR Arbitrary Comment Image Upload","description":"AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00395,"percentile":0.34138,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2025-12-17T19:50:45Z","modified":"2026-10-28T02:30:26Z","products":[{"vendor":"world wide broadcast network","product":"avideo"},{"vendor":"wwbn","product":"avideo"}],"references":[{"url":"https://github.com/WWBN/AVideo/commit/4a53ab2056","tags":["patch","Patch","fix"]},{"url":"https://github.com/WWBN/AVideo/commit/d411f91805","tags":["patch","Patch","fix"]},{"url":"https://www.vulncheck.com/advisories/avideo-idor-arbitrary-comment-image-upload","tags":["third-party-advisory","Third Party Advisory","advisory"]},{"url":"https://chocapikk.com/posts/2025/avideo-security-vulnerabilities/","tags":["technical-description","exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-34437","tags":["advisory"]},{"url":"https://chocapikk.com/posts/2025/avideo-security-vulnerabilities"},{"url":"https://github.com/advisories/GHSA-x77x-f67v-g9v4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/34xxx/CVE-2025-34437.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2025-34437","title":"AVideo \u003c 20.1 IDOR Arbitrary Comment Image Upload","description":"AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","status":"published","published":"2025-12-17T19:50:45.499Z","modified":"2026-06-23T16:13:30.608Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:32:54.534202Z"}],"euvd":[{"id":"EUVD-2025-203955","description":"AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","status":"published","published":"2025-12-17T19:50:45Z","modified":"2026-06-23T16:13:30Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T18:20:32.768333Z"}],"ghsa":[{"id":"GHSA-x77x-f67v-g9v4","title":"AVideo versions prior to 20.0 permit any authenticated user to upload comment images to videos...","description":"AVideo versions prior to 20.0 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","status":"published","published":"2025-12-17T21:30:49Z","modified":"2025-12-19T21:31:26Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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","level":"high"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:05:18.702066Z"}],"nvd":[{"id":"CVE-2025-34437","description":"AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","status":"published","published":"2025-12-17T20:15:54.15Z","modified":"2026-09-30T23:10:00.237Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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","level":"high","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:11:51.309584Z"}],"osv":[{"id":"CVE-2025-34437","title":"AVideo \u003c 20.1 IDOR Arbitrary Comment Image Upload","description":"AVideo versions prior to 20.1 permit any authenticated user to upload comment images to videos owned by other users. The endpoint validates authentication but omits ownership checks, allowing attackers to perform unauthorized uploads to arbitrary video objects.","status":"published","published":"2025-12-17T19:50:45.499Z","modified":"2026-10-28T02:30:26.145298993Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:44:48.02508Z"}]}}