{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-4251",
        "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "state": "PUBLISHED",
        "assignerShortName": "VulDB",
        "dateReserved": "2026-03-16T06:10:42.442Z",
        "datePublished": "2026-03-16T16:02:08.596Z",
        "dateUpdated": "2026-03-16T18:17:54.591Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
                "shortName": "VulDB",
                "dateUpdated": "2026-03-16T16:02:08.596Z"
            },
            "title": "CityData CityChat ai.citydata.citychat credentials.json credentials storage",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-256",
                            "lang": "en",
                            "description": "Unprotected Storage of Credentials"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "type": "CWE",
                            "cweId": "CWE-255",
                            "lang": "en",
                            "description": "Credentials Management"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "CityData",
                    "product": "CityChat",
                    "versions": [
                        {
                            "version": "0.12.0",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.1",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.2",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.3",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.4",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.5",
                            "status": "affected"
                        },
                        {
                            "version": "0.12.6",
                            "status": "affected"
                        }
                    ],
                    "modules": [
                        "ai.citydata.citychat"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "A vulnerability was determined in CityData CityChat up to 0.12.6 on Android. Affected by this vulnerability is an unknown functionality of the file resources/assets/flutter_assets/assets/credentials.json of the component ai.citydata.citychat. Executing a manipulation can lead to unprotected storage of credentials. The attack requires local access. A high complexity level is associated with this attack. The exploitation appears to be difficult. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way."
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseScore": 2,
                        "vectorString": "CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P",
                        "baseSeverity": "LOW"
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                        "version": "3.1",
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            ],
            "timeline": [
                {
                    "time": "2026-03-16T00:00:00.000Z",
                    "lang": "en",
                    "value": "Advisory disclosed"
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                {
                    "time": "2026-03-16T01:00:00.000Z",
                    "lang": "en",
                    "value": "VulDB entry created"
                },
                {
                    "time": "2026-03-16T07:16:06.000Z",
                    "lang": "en",
                    "value": "VulDB entry last update"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "fxizenta (VulDB User)",
                    "type": "reporter"
                },
                {
                    "lang": "en",
                    "value": "VulDB",
                    "type": "coordinator"
                }
            ],
            "references": [
                {
                    "url": "https://vuldb.com/?id.351209",
                    "name": "VDB-351209 | CityData CityChat ai.citydata.citychat credentials.json credentials storage",
                    "tags": [
                        "vdb-entry"
                    ]
                },
                {
                    "url": "https://vuldb.com/?ctiid.351209",
                    "name": "VDB-351209 | CTI Indicators (IOB, IOC, TTP, IOA)",
                    "tags": [
                        "signature",
                        "permissions-required"
                    ]
                },
                {
                    "url": "https://vuldb.com/?submit.771436",
                    "name": "Submit #771436 | CITYDATA CityChat(ai.citydata.citychat) 0.12.6 Google Cloud Service Account Key Exposure",
                    "tags": [
                        "third-party-advisory"
                    ]
                },
                {
                    "url": "https://www.notion.so/Google-Cloud-Service-Account-Key-Exposure-Leading-to-Dialogflow-Data-Access-in-ai-citydata-citychat-3192de3f97fb80ca9739ebc6329c8449?source=copy_link",
                    "tags": [
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        "adp": [
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                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-03-16T18:17:44.521821Z",
                                "id": "CVE-2026-4251",
                                "options": [
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                                        "Exploitation": "poc"
                                    },
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                                        "Automatable": "no"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                "title": "CISA ADP Vulnrichment",
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