{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-124952", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2026-11-09T14:48:39.825Z", "datePublished": "2026-11-10T13:29:02.186Z", "dateUpdated": "2026-11-10T14:19:55.098Z"}, "containers": {"cna": {"affected": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"status": "unaffected", "version": "115.45", "lessThanOrEqual": "*", "versionType": "rpm"}]}], "descriptions": [{"lang": "en", "value": "Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45."}]}], "title": "Use-after-free in the Audio/Video component", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2071647"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-126/"}], "credits": [{"lang": "en", "value": "andrew.kemeklis"}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2026-11-10T13:29:02.186Z"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-416", "lang": "en", "description": "CWE-416 Use After Free"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-11-10T14:19:47.939195Z", "id": "CVE-2026-124952", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"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": "2026-11-10T14:19:55.098Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"lessThanOrEqual": "*", "status": "unaffected", "version": "115.45", "versionType": "rpm"}]}], "source": "security@mozilla.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45."}], "id": "CVE-2026-124952", "lastModified": "2026-11-10T14:17:29.590", "metrics": {}, "published": "2026-11-10T14:17:29.590", "references": [{"source": "security@mozilla.org", "url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2071647"}, {"source": "security@mozilla.org", "url": "https://www.mozilla.org/security/advisories/mfsa2026-126/"}], "sourceIdentifier": "security@mozilla.org", "vulnStatus": "Received"}

{}

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