{"id":"CVE-2026-53420","title":"Buffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.","summary":"Buffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.","severity":"high","cvss":8,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H","cwe":["CWE-120"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T16:53:44.693","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-53420","references":[{"url":"https://www.zoom.com/en/trust/security-bulletin/zsb-26020","label":"security@zoom.us"}],"tags":["nvd"],"ingestedAt":"2026-10-13T15:33:40.078Z","slug":"CVE-2026-53420","body":"## Overview\n\nBuffer overflow in a Zoom Phone feature of Zoom Workplace Clients may allow an unauthenticated user to conduct a escalation of privilege via network access.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":44,"depthScoreParts":{"impact":44,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}