Linux · SUSE Linux Enterprise · Security advisory · September 18, 2026
SUSE-SU-2026:4264-1: MozillaFirefox security update
SUSE-SU-2026:4264-1, released September 18, 2026, fixes 63 CVEs in MozillaFirefox (version 153.3.0-150400.157.8.1). None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
63
9 rated Critical
Exploited
0
None reported
Highest CVSS
9.6
Base score, 0 to 10
Highest EPSS
0.0036
29th percentile
Priority of the 63 CVEs
Patch now 0
Urgent 9
High 48
Routine 6
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| MozillaFirefox | sles 15.6 | 153.3.0-150400.157.8.1 |
| MozillaFirefox | sles 15.7 | 153.3.0-150400.157.8.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-92038 | Mitigation bypass in the Remote Settings Client component | 9.1 | 0.0032 | None reported |
| Urgent | CVE-2026-92041 | Mitigation bypass in the DOM: Networking component | 9.1 | 0.0032 | None reported |
| Urgent | CVE-2026-92075 | Mitigation bypass in the Networking component | 9.1 | 0.0032 | None reported |
| Urgent | CVE-2026-92045 | Sandbox escape due to incorrect boundary conditions in the WebRTC component | 9.6 | 0.0030 | None reported |
| Urgent | CVE-2026-92048 | Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component | 9.0 | 0.0028 | None reported |
| Urgent | CVE-2026-92057 | Mitigation bypass in the Enterprise Policies component | 9.1 | 0.0025 | None reported |
| Urgent | CVE-2026-92079 | Mitigation bypass in the Widget: Win32 component | 9.1 | 0.0025 | None reported |
| Urgent | CVE-2026-92071 | Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component | 9.6 | 0.0024 | None reported |
| Urgent | CVE-2026-92059 | Incorrect boundary conditions in the DOM: Editor component | 9.3 | 0.0011 | None reported |
| High | CVE-2026-92005 | Use-after-free in the Audio/Video: Web Codecs component | 7.5 | 0.0036 | None reported |
| High | CVE-2026-92018 | Sandbox escape in the DOM: Core & HTML component | 9.6 | 0.0033 | None reported |
| High | CVE-2026-92035 | Sandbox escape due to incorrect boundary conditions in the Graphics component | 9.6 | 0.0033 | None reported |
| High | CVE-2026-92006 | Privilege escalation due to incorrect boundary conditions in the Graphics: CanvasWebGL component | 8.8 | 0.0033 | None reported |
| High | CVE-2026-92044 | Information disclosure in the Networking: HTTP component | 7.5 | 0.0032 | None reported |
| High | CVE-2026-92032 | Sandbox escape due to invalid pointer in the Graphics component | 9.6 | 0.0032 | None reported |
| High | CVE-2026-92022 | Use-after-free in the DOM: HTML Parser component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92023 | Use-after-free in the XML component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92024 | Use-after-free in the SVG component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92025 | Use-after-free in the DOM: Navigation component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92027 | Use-after-free in the DOM: Streams component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92028 | Use-after-free in the DOM: Core & HTML component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92029 | Use-after-free in the SVG component | 8.8 | 0.0032 | None reported |
| High | CVE-2026-92016 | Use-after-free in the Disability Access APIs component | 8.8 | 0.0031 | None reported |
| High | CVE-2026-92026 | Use-after-free in the Networking component | 8.8 | 0.0031 | None reported |
| High | CVE-2026-92019 | Mitigation bypass in the Remote Settings Client component | 8.1 | 0.0031 | None reported |
Showing 1 to 25 of 63
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