CVE-2019-18426

{"id": "CVE-2019-18426", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.7, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.2, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 4.7, "exploitabilityScore": 2.8}]}, "published": "2020-01-21T21:15:16.147", "references": [{"url": "http://packetstormsecurity.com/files/157097/WhatsApp-Desktop-0.3.9308-Cross-Site-Scripting.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "cve-assign@fb.com"}, {"url": "https://www.facebook.com/security/advisories/cve-2019-18426", "tags": ["Vendor Advisory"], "source": "cve-assign@fb.com"}, {"url": "http://packetstormsecurity.com/files/157097/WhatsApp-Desktop-0.3.9308-Cross-Site-Scripting.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.facebook.com/security/advisories/cve-2019-18426", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-18426", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "cve-assign@fb.com", "description": [{"lang": "en", "value": "CWE-79"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-79"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Una vulnerabilidad en WhatsApp Desktop versiones anteriores a 0.3.9309, cuando se combina con WhatsApp para iPhone versiones anteriores a 2.20.10, permite ataques de tipo cross-site scripting y la lectura de archivos locales. Explotar la vulnerabilidad requiere que la v\u00edctima haga clic en la vista previa de un enlace de mensaje de texto especialmente dise\u00f1ado."}], "lastModified": "2025-10-22T00:16:37.640", "cisaActionDue": "2022-06-13", "cisaExploitAdd": "2022-05-23", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:whatsapp:whatsapp:*:*:*:*:*:iphone_os:*:*", "vulnerable": true, "matchCriteriaId": "2D9DA8A2-5225-4E0D-A8DF-1E1E9404263C", "versionEndExcluding": "2.20.10"}, {"criteria": "cpe:2.3:a:whatsapp:whatsapp_for_desktop:*:*:*:*:*:-:*:*", "vulnerable": true, "matchCriteriaId": "41105557-48D5-4497-8F77-9DFC53E88B17", "versionEndExcluding": "0.3.9309"}], "operator": "AND"}]}], "sourceIdentifier": "cve-assign@fb.com", "cisaRequiredAction": "Apply updates per vendor instructions.", "cisaVulnerabilityName": "WhatsApp Cross-Site Scripting Vulnerability"}