{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-16351", "assignerOrgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "state": "PUBLISHED", "assignerShortName": "mozilla", "dateReserved": "2026-07-20T21:55:50.743Z", "datePublished": "2026-07-21T12:37:34.438Z", "dateUpdated": "2026-07-21T12:37:34.438Z"}, "containers": {"cna": {"affected": [{"product": "Firefox", "vendor": "Mozilla", "versions": [{"status": "unaffected", "version": "115.38", "lessThanOrEqual": "115.*", "versionType": "rpm"}, {"status": "unaffected", "version": "140.13", "lessThanOrEqual": "140.*", "versionType": "rpm"}, {"status": "unaffected", "version": "153", "lessThanOrEqual": "*", "versionType": "rpm"}]}], "descriptions": [{"lang": "en", "value": "Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13."}]}], "title": "Sandbox escape due to use-after-free in the DOM: Navigation component", "references": [{"url": "https://bugzilla.mozilla.org/show_bug.cgi?id=2045468"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-68/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-69/"}, {"url": "https://www.mozilla.org/security/advisories/mfsa2026-70/"}], "credits": [{"lang": "en", "value": "Yaqoub Aldurayhim"}], "providerMetadata": {"orgId": "f16b083a-5664-49f3-a51e-8d479e5ed7fe", "shortName": "mozilla", "dateUpdated": "2026-07-21T12:37:34.438Z"}}}}

{}

{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[115.38,116.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[140.13,141.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[153,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Firefox", "source": "cna", "vendor": "Mozilla"}, "product": "firefox", "vendor": "mozilla"}], "created": "2026-07-22T02:45:03.726085+00:00", "updated": "2026-07-22T02:45:03.726129+00:00", "vendors": ["mozilla", "mozilla$PRODUCT$firefox"]}