{"id":"CVE-2025-55177","revision":null,"records":[{"revision":"f48d8c6e9e8940459f17dcef68ebc42f","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-55177","aliases":[],"title":"Incomplete authorization of linked device synchronization messages in WhatsApp for iOS prior to v2.25.21.73, WhatsApp Business for iOS v2.25.21.78, and WhatsApp for Mac v2.25.21.78 could have allowed an unrelated user to trigger processing …","description":"Incomplete authorization of linked device synchronization messages in WhatsApp for iOS prior to v2.25.21.73, WhatsApp Business for iOS v2.25.21.78, and WhatsApp for Mac v2.25.21.78 could have allowed an unrelated user to trigger processing of content from an arbitrary URL on a target’s device. We assess that this vulnerability, in combination with an OS-level vulnerability on Apple platforms (CVE-2025-43300), may have been exploited in a sophisticated attack against specific targeted users.","state":0,"publishedAt":"2025-08-29T15:50:28.578+00:00","modifiedAt":"2026-10-07T17:57:35.015+00:00","affected":[{"ecosystem":"Vendor product","name":"WhatsApp Desktop for Mac","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"WhatsApp Desktop for Mac\",\n                    \"vendor\": \"Facebook\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"2.25.21.78\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.22.25.2\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"WhatsApp Business for iOS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"WhatsApp Business for iOS\",\n                    \"vendor\": \"Facebook\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"2.25.21.78\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.22.25.2\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"WhatsApp for iOS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"defaultStatus\": \"unaffected\",\n                    \"product\": \"WhatsApp for iOS\",\n                    \"vendor\": \"Facebook\",\n                    \"versions\": [\n                        {\n                            \"lessThan\": \"2.25.21.73\",\n                            \"status\": \"affected\",\n                            \"version\": \"2.22.25.2\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:F/RL:O/RC:C","score":5.4,"severity":"MEDIUM"}],"references":["https://www.facebook.com/security/advisories/cve-2025-55177","https://www.whatsapp.com/security/advisories/2025/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-55177","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-55177","identifiers":["CVE-2025-55177"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EPSS backfill.","generation":"2026-11-11T10:57:37.6316309+00:00","complete":true,"records":1097,"lastAttemptAt":"2026-11-11T10:57:37.6316309+00:00","lastSuccessAt":"2026-11-11T10:57:37.7955954+00:00","error":null,"lastVerifiedAt":"2026-11-11T10:57:37.7955973+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. 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