{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2025-51495", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2025-10-01T15:21:21.511Z", "dateReserved": "2025-06-16T00:00:00.000Z", "datePublished": "2025-09-29T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2025-10-01T15:21:21.511Z"}, "descriptions": [{"lang": "en", "value": "An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17. By sending a specially crafted WebSocket request, an attacker can cause the application to crash. If downstream vendors integrate this component improperly, the issue may lead to a buffer overflow."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://github.com/cesanta/mongoose"}, {"url": "https://github.com/cesanta/mongoose/pull/3131"}, {"url": "https://github.com/cainiao159357/CVE-2025-51495"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-190", "lang": "en", "description": "CWE-190 Integer Overflow or Wraparound"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2025-09-29T19:55:19.399329Z", "id": "CVE-2025-51495", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-09-30T17:26:32.780Z"}}]}, "dataVersion": "5.1"}

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{"bugzilla": {"description": "mongoose: Integer Overflow in Mongoose's WebSocket component", "id": "2400159", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2400159"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-190", "details": ["An integer overflow vulnerability exists in the WebSocket component of Mongoose 7.5 thru 7.17. By sending a specially crafted WebSocket request, an attacker can cause the application to crash. If downstream vendors integrate this component improperly, the issue may lead to a buffer overflow.", "A vulnerability was identified in the WebSocket component of Mongoose package versions 7.5 through 7.17. An attacker can exploit this flaw by sending a specially crafted request to a targeted application. Successful exploitation results in the application crashing, creating a denial of service. In certain cases where the component is integrated improperly by downstream products, this flaw could lead to a buffer overflow. This more severe condition could potentially allow an attacker to execute arbitrary code on the system."], "name": "CVE-2025-51495", "public_date": "2025-09-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-51495\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-51495\nhttp://mongoose.com\nhttps://github.com/cainiao159357/CVE-2025-51495\nhttps://github.com/cesanta/mongoose\nhttps://github.com/cesanta/mongoose/pull/3131"], "statement": "This vulnerability doesn't affect any supported Red Hat product.", "threat_severity": "Moderate"}