Where
AND
-Infinity
0

Trending

Last week
Last month
Last year

Mozilla FirefoxSandbox escape due to uninitialized memory in the DOM: Web Serial component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to uninitialized memory in the DOM: Web Serial component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

First published (updated )
CVE-2026-109745

Mozilla FirefoxSandbox escape due to incorrect boundary conditions in the Networking component

Risk 80
Severity
9.6
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

First published (updated )
CVE-2026-109708

Mozilla FirefoxSandbox escape, site isolation issue due to incorrect boundary conditions, use-after-free in the Networking component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape, site isolation issue due to incorrect boundary conditions, use-after-free in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

First published (updated )
CVE-2026-109705

Mozilla FirefoxSandbox escape due to incorrect boundary conditions in the Widget: Win32 component

Risk 80
Severity
9.6
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

First published (updated )
CVE-2026-109740

Mozilla FirefoxSandbox escape due to use-after-free in the Networking component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

First published (updated )
CVE-2026-109707

Mozilla Firefox ESRSandbox escape due to use-after-free in the DOM: Content Processes component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100762

Mozilla Firefox ESRSandbox escape due to incorrect boundary conditions in the Graphics: WebRender component

Risk 80
Severity
9.6
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100781

Mozilla Firefox ESRSandbox escape due to use-after-free in the DOM: Content Processes component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the DOM: Content Processes component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100770

Mozilla Firefox ESRSandbox escape due to use-after-free in the Graphics component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100786

Mozilla FirefoxSandbox escape in the Security: Process Sandboxing component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

First published (updated )
CVE-2026-100760

Mozilla FirefoxSandbox escape due to use-after-free in the Disability Access APIs component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

First published (updated )
CVE-2026-100800

Mozilla Firefox ESRSandbox escape in the Graphics component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape in the Graphics component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100775

Mozilla Firefox ESRSandbox escape in the DOM: Navigation component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100758

Mozilla FirefoxMitigation bypass in the DOM: Security component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

First published (updated )
CVE-2026-100829

Mozilla Firefox ESRSandbox escape due to use-after-free in the DOM: Core & HTML component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100811

Mozilla Firefox ESRSandbox escape due to incorrect boundary conditions in the XPCOM component

Risk 80
Severity
9.6
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the XPCOM component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100819

Mozilla FirefoxMitigation bypass in the Bookmarks & History component

Risk 80
Severity
9.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Mitigation bypass in the Bookmarks & History component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

First published (updated )
CVE-2026-100828

Mozilla Firefox ESRSandbox escape due to use-after-free in the Widget: Gtk component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100818

Mozilla Firefox ESRSandbox escape due to incorrect boundary conditions in the Internationalization component

Risk 80
Severity
9.6
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100794

Mozilla Firefox ESRSandbox escape due to use-after-free in the DOM: Core & HTML component

Risk 80
Severity
9.6
Use After Free
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100778

Mozilla Firefox ESRInvalid pointer in the JavaScript: WebAssembly component

Risk 86
Severity
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Invalid pointer in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.

First published (updated )
CVE-2026-100788

Mozilla FirefoxSandbox escape in the XUL component

Risk 80
Severity
9.6
Input Validation
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape in the XUL component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

First published (updated )
CVE-2026-100787

Mozilla FirefoxSandbox escape in the DOM: Core & HTML component

Risk 58
Severity
9.6
EPSS
0.16%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

First published (updated )
CVE-2026-92018

Mozilla FirefoxSandbox escape due to invalid pointer in the Graphics component

Risk 58
Severity
9.6
EPSS
0.16%
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

First published (updated )
CVE-2026-92032

Mozilla FirefoxSandbox escape due to incorrect boundary conditions in the Graphics component

Risk 58
Severity
9.6
EPSS
0.15%
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17.

First published (updated )
CVE-2026-92035

FirefoxMitigation bypass in the Remote Settings Client component

Risk 47
Severity
9.1
EPSS
0.16%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

First published (updated )
CVE-2026-92038

Mozilla FirefoxSandbox escape due to incorrect boundary conditions in the Widget: Win32 component

Risk 55
Severity
9
EPSS
0.15%
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

First published (updated )
CVE-2026-92048

FirefoxMitigation bypass in the DOM: Networking component

Risk 47
Severity
9.1
EPSS
0.16%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

First published (updated )
CVE-2026-92041

Mozilla FirefoxSandbox escape due to incorrect boundary conditions in the WebRTC component

Risk 58
Severity
9.6
EPSS
0.15%
Buffer Overflow
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

First published (updated )
CVE-2026-92045

Mozilla FirefoxMitigation bypass in the Enterprise Policies component

Risk 47
Severity
9.1
EPSS
0.15%
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

First published (updated )
CVE-2026-92057

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203