{"id":"CVE-2025-46789","aliases":["EUVD-2025-21011","GHSA-3pc8-q9qj-vmvc"],"status":"published","title":"Zoom Clients for Windows - Classic Buffer Overflow","description":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00546,"percentile":0.46058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2025-07-10T15:50:54Z","modified":"2026-06-17T09:26:57Z","products":[{"vendor":"zoom","product":"zoom"},{"vendor":"zoom communications inc.","product":"zoom clients for windows"}],"references":[{"url":"https://https://www.zoom.com/en/trust/security-bulletin/zsb-25024/","tags":["Broken Link","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-46789"},{"url":"https://https://www.zoom.com/en/trust/security-bulletin/zsb-25024"},{"url":"https://github.com/advisories/GHSA-3pc8-q9qj-vmvc"}],"sources":{"cve":[{"id":"CVE-2025-46789","title":"Zoom Clients for Windows - Classic Buffer Overflow","description":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.","status":"published","published":"2025-07-10T15:50:54.986Z","modified":"2025-07-10T20:17:43.587Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:32:36.706507Z"}],"euvd":[{"id":"EUVD-2025-21011","description":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.","status":"published","published":"2025-07-10T15:50:54Z","modified":"2025-07-10T20:17:43Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:32:09.102762Z"}],"ghsa":[{"id":"GHSA-3pc8-q9qj-vmvc","title":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to...","description":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.","status":"published","published":"2025-07-10T18:31:26Z","modified":"2025-07-10T18:31:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:02:58.788337Z"}],"nvd":[{"id":"CVE-2025-46789","description":"Classic buffer overflow in certain Zoom Clients for Windows may allow an authorized user to conduct a denial of service via network access.","status":"published","published":"2025-07-10T16:15:24.573Z","modified":"2026-06-17T09:26:57.177Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:11:17.727956Z"}]}}