{"schemaVersion":3,"id":"SUSE-SU-2026:3221-1","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Security update for MozillaFirefox\n\nThis update for MozillaFirefox fixes the following issue:\n\n- Firefox Extended Support Release 140.13.0 ESR (MFSA 2026-70, bsc#1271649):\n\n- CVE-2026-15718: Invalid pointer in the JavaScript: WebAssembly component.\n- CVE-2026-15719: Site isolation issue in the DOM: Navigation component.\n- CVE-2026-16349: Same-origin policy bypass in the DOM: Navigation component.\n- CVE-2026-16350: Incorrect boundary conditions in the Audio/Video: cubeb component.\n- CVE-2026-16351: Sandbox escape due to use-after-free in the DOM: Navigation component.\n- CVE-2026-16352: Sandbox escape due to use-after-free in the Disability Access APIs component.\n- CVE-2026-16353: Invalid pointer in the DOM: Bindings (WebIDL) component.\n- CVE-2026-16354: Information disclosure in the Graphics: ImageLib component.\n- CVE-2026-16355: JIT miscompilation in the JavaScript Engine: JIT component.\n- CVE-2026-16356: Sandbox escape due to use-after-free in the Disability Access APIs component.\n- CVE-2026-16357: Incorrect boundary conditions in the Graphics component.\n- CVE-2026-16358: Site isolation issue in the Graphics: WebRender component.\n- CVE-2026-16359: Incorrect boundary conditions in the Audio/Video: GMP component.\n- CVE-2026-16360: Memory safety bugs fixed in Firefox ESR 115.38, Firefox ESR 140.13 and Firefox 153.\n- CVE-2026-16361: Memory safety bugs fixed in Firefox ESR 115.38 and Firefox ESR 140.13.\n- CVE-2026-16362: Use-after-free in the WebRTC: Audio/Video component.\n- CVE-2026-16363: JIT miscompilation in the JavaScript: WebAssembly component.\n- CVE-2026-16368: Incorrect boundary conditions in the JavaScript: WebAssembly component.\n- CVE-2026-16369: Integer overflow in the JavaScript: WebAssembly component.\n- CVE-2026-16371: Privilege escalation in the DOM: Navigation component.\n- CVE-2026-16374: Information disclosure in the Framework component in DevTools.\n- CVE-2026-16375: Site isolation issue in the Networking: HTTP component.\n- CVE-2026-16377: Mitigation bypass in the PDF Viewer component.\n- CVE-2026-16379: Privilege escalation in the DOM: Content Processes component.\n- CVE-2026-16381: Same-origin policy bypass in the Networking: DNS component.\n- CVE-2026-16383: Mitigation bypass in the DOM: Networking component.\n- CVE-2026-16387: Site isolation issue in the Networking component.\n- CVE-2026-16390: Mitigation bypass in the Enterprise Policies component.\n- CVE-2026-16391: Information disclosure in the Storage: IndexedDB component.\n- CVE-2026-16396: Privilege escalation in WebExtensions.\n- CVE-2026-16405: Information disclosure in the Networking: WebSockets component.\n- CVE-2026-16412: Memory safety bugs fixed in Firefox ESR 140.13 and Firefox 153.","dates":{"published":"2026-07-23T17:39:39.000Z","modified":"2026-07-24T17:16:07.366Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":null,"severity":"unknown","version":null,"versionLabel":null,"source":null,"vector":null,"computed":false,"selection":"none"},"metrics":[]},"epss":{"probability":null,"percentile":null,"severity":"unknown","asOf":null,"change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[],"last30":[]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[],"affected":[{"vendor":"suse","product":"MozillaFirefox&distro=SUSE Linux Enterprise High Performance Computing 15 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//www.suse.com/security/cve/CVE-2026-16405","label":"www.suse.com/security/cve/CVE-2026-16405","hostname":"www.suse.com","tags":["WEB"]},{"url":"https://www.suse.com/security/cve/CVE-2026-16412","label":"www.suse.com/security/cve/CVE-2026-16412","hostname":"www.suse.com","tags":["WEB"]}],"lineage":{"upstream":["CVE-2026-15718","CVE-2026-15719","CVE-2026-16349","CVE-2026-16350","CVE-2026-16351","CVE-2026-16352","CVE-2026-16353","CVE-2026-16354","CVE-2026-16355","CVE-2026-16356","CVE-2026-16357","CVE-2026-16358","CVE-2026-16359","CVE-2026-16360","CVE-2026-16361","CVE-2026-16362","CVE-2026-16363","CVE-2026-16368","CVE-2026-16369","CVE-2026-16371","CVE-2026-16374","CVE-2026-16375","CVE-2026-16377","CVE-2026-16379","CVE-2026-16381","CVE-2026-16383","CVE-2026-16387","CVE-2026-16390","CVE-2026-16391","CVE-2026-16396","CVE-2026-16405","CVE-2026-16412"],"downstream":[],"duplicates":[],"related":["CVE-2026-15718","CVE-2026-15719","CVE-2026-16349","CVE-2026-16350","CVE-2026-16351","CVE-2026-16352","CVE-2026-16353","CVE-2026-16354","CVE-2026-16355","CVE-2026-16356","CVE-2026-16357","CVE-2026-16358","CVE-2026-16359","CVE-2026-16360","CVE-2026-16361","CVE-2026-16362","CVE-2026-16363","CVE-2026-16368","CVE-2026-16369","CVE-2026-16371","CVE-2026-16374","CVE-2026-16375","CVE-2026-16377","CVE-2026-16379","CVE-2026-16381","CVE-2026-16383","CVE-2026-16387","CVE-2026-16390","CVE-2026-16391","CVE-2026-16396","CVE-2026-16405","CVE-2026-16412"]},"timeline":[{"kind":"published","date":"2026-07-23T17:39:39.000Z","label":"Published","detail":"Vulnerability 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