{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2025-21355", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2024-12-11T00:29:48.355Z", "datePublished": "2025-02-19T22:18:21.075Z", "dateUpdated": "2026-02-13T19:44:48.990Z"}, "containers": {"cna": {"title": "Microsoft Bing Remote Code Execution Vulnerability", "datePublic": "2025-02-19T08:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:bing:*:*:*:*:*:*:*:*", "versionStartIncluding": "-"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft Bing", "versions": [{"version": "-", "status": "affected"}]}], "descriptions": [{"value": "Missing Authentication for Critical Function in Microsoft Bing allows an unauthorized attacker to execute code over a network", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-306: Missing Authentication for Critical Function", "lang": "en-US", "type": "CWE", "cweId": "CWE-306"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-02-13T19:44:48.990Z"}, "references": [{"name": "Microsoft Bing Remote Code Execution Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21355"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "HIGH", "baseScore": 8.6, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C"}}], "tags": ["exclusively-hosted-service"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-02-21T16:07:59.220388Z", "id": "CVE-2025-21355", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-21T16:08:02.597Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2025-21355", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2025-02-21T16:07:59.220388Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-02-20T14:20:43.896Z"}}], "cna": {"tags": ["exclusively-hosted-service"], "title": "Microsoft Bing Remote Code Execution Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 8.6, "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N/E:P/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft Bing", "versions": [{"status": "affected", "version": "N/A"}], "platforms": ["Unknown"]}], "datePublic": "2025-02-19T08:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21355", "name": "Microsoft Bing Remote Code Execution Vulnerability", "tags": ["vendor-advisory"]}], "descriptions": [{"lang": "en-US", "value": "Missing Authentication for Critical Function in Microsoft Bing allows an unauthorized attacker to execute code over a network"}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-306", "description": "CWE-306: Missing Authentication for Critical Function"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:bing:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "N/A"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2025-12-17T22:13:25.749Z"}}}, "cveMetadata": {"cveId": "CVE-2025-21355", "state": "PUBLISHED", "dateUpdated": "2025-12-17T22:13:25.749Z", "dateReserved": "2024-12-11T00:29:48.355Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2025-02-19T22:18:21.075Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"cveTags": [{"sourceIdentifier": "secure@microsoft.com", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "Missing Authentication for Critical Function in Microsoft Bing allows an unauthorized attacker to execute code over a network"}], "id": "CVE-2025-21355", "lastModified": "2025-02-19T23:15:12.963", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 4.0, "source": "secure@microsoft.com", "type": "Primary"}]}, "published": "2025-02-19T23:15:12.963", "references": [{"source": "secure@microsoft.com", "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21355"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-306"}], "source": "secure@microsoft.com", "type": "Primary"}]}

{}

{}