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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-55177",
        "assignerOrgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827",
        "state": "PUBLISHED",
        "assignerShortName": "facebook",
        "dateReserved": "2025-08-08T18:21:47.118Z",
        "datePublished": "2025-08-29T15:50:28.578Z",
        "dateUpdated": "2026-02-26T17:47:48.837Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unaffected",
                    "product": "WhatsApp Desktop for Mac",
                    "vendor": "Facebook",
                    "versions": [
                        {
                            "lessThan": "2.25.21.78",
                            "status": "affected",
                            "version": "2.22.25.2",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "defaultStatus": "unaffected",
                    "product": "WhatsApp Business for iOS",
                    "vendor": "Facebook",
                    "versions": [
                        {
                            "lessThan": "2.25.21.78",
                            "status": "affected",
                            "version": "2.22.25.2",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "defaultStatus": "unaffected",
                    "product": "WhatsApp for iOS",
                    "vendor": "Facebook",
                    "versions": [
                        {
                            "lessThan": "2.25.21.73",
                            "status": "affected",
                            "version": "2.22.25.2",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "dateAssigned": "2025-08-12T00:00:00.000Z",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Incorrect Authorization (CWE-863)",
                            "lang": "en"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "4fc57720-52fe-4431-a0fb-3d2c8747b827",
                "shortName": "facebook",
                "dateUpdated": "2025-08-30T16:54:33.495Z"
            },
            "references": [
                {
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://www.facebook.com/security/advisories/cve-2025-55177"
                },
                {
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://www.whatsapp.com/security/advisories/2025/"
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "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",
                        "baseScore": 5.4,
                        "baseSeverity": "MEDIUM"
                    }
                }
            ]
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2025-55177",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "active"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2025-08-30T03:55:35.684164Z"
                            }
                        }
                    },
                    {
                        "other": {
                            "type": "kev",
                            "content": {
                                "dateAdded": "2025-09-02",
                                "reference": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-55177"
                            }
                        }
                    }
                ],
                "references": [
                    {
                        "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-55177",
                        "tags": [
                            "government-resource"
                        ]
                    }
                ],
                "timeline": [
                    {
                        "time": "2025-09-02T00:00:00.000Z",
                        "lang": "en",
                        "value": "CVE-2025-55177 added to CISA KEV"
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-02-26T17:47:48.837Z"
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