{"id":"CVE-2020-1904","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-1904","generatedAt":"2026-10-28T06:36:08.895Z","title":"A path validation issue in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have allowed for directory traversal overwriting files when sending specially crafted docx, xlsx, and pptx files as attachments to…","description":"A path validation issue in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have allowed for directory traversal overwriting files when sending specially crafted docx, xlsx, and pptx files as attachments to messages.","published":"2020-10-06T18:15:16.000Z","lastModified":"2026-06-17T03:02:35.000Z","status":"Modified","sourceIdentifier":"cve-assign@fb.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"cwe":["CWE-23","CWE-22"],"affected":["whatsapp/whatsapp","whatsapp/whatsapp business"],"epss":{"score":0.01114,"percentile":0.65866,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (1.11%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.whatsapp.com/security/advisories/2020/","tags":["Vendor Advisory"],"source":"cve-assign@fb.com"},{"url":"https://www.whatsapp.com/security/advisories/2020/","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-1904","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}