{"cve_id":"CVE-2019-18426","published":"2020-01-21T21:15:16.147000+00:00","last_modified":"2026-06-17T02:25:01.227000+00:00","vuln_status":"Analyzed","description":"A vulnerability in WhatsApp Desktop versions prior to 0.3.9309 when paired with WhatsApp for iPhone versions prior to 2.20.10 allows cross-site scripting and local file reading. Exploiting the vulnerability requires the victim to click a link preview from a specially crafted text message.","cvss_version":"3.1","cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N","base_score":8.2,"base_severity":"HIGH","attack_vector":"NETWORK","privileges_req":"NONE","user_interaction":"REQUIRED","scope":"CHANGED","impact_c":"HIGH","impact_i":"LOW","impact_a":"NONE","cwe_ids":["CWE-79"],"in_kev":true,"kev_date_added":"2022-05-23","kev_ransomware":false,"epss_score":0.67859,"epss_percentile":0.99319,"cap_rule_version":"0.1.1","stage":"CRED_ACCESS","req_access":"NONE","req_vector":"NETWORK","req_user_interaction":true,"grant_access":"PRIV","caps":["CRED_ACCESS","INFO_DISCLOSURE","PRIV_GAIN","TAMPER"],"terminal":false,"cap_confidence":"high","ingested_at":"2026-09-18T09:10:50.215844+00:00","first_seen":"2020-01-21T21:15:16.147000+00:00","kev_first_seen":"2022-05-23T00:00:00+00:00","novelty_score":0.0,"novelty_reasons":[],"novelty_at":null,"vendors":["whatsapp"],"products":["whatsapp"],"affected":[{"vendor":"whatsapp","product":"whatsapp","ranges":["< 0.3.9309","< 2.20.10"]}]}