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Mozilla FirefoxIncorrect boundary conditions in the Audio/Video: GMP component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16359

Mozilla FirefoxIncorrect boundary conditions in the Audio/Video: cubeb component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16350

Mozilla FirefoxIncorrect boundary conditions in the Audio/Video: Playback component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16364

Mozilla FirefoxJIT miscompilation in the JavaScript Engine: JIT component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16355

Mozilla FirefoxIncorrect boundary conditions in the JavaScript: WebAssembly component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16368
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Mozilla FirefoxInvalid pointer in the DOM: Bindings (WebIDL) component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16353

Mozilla FirefoxIncorrect boundary conditions in the Graphics component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16357

Mozilla FirefoxJIT miscompilation in the JavaScript: WebAssembly component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16363

Mozilla FirefoxInteger overflow in the JavaScript: WebAssembly component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16369

Mozilla FirefoxSandbox escape due to invalid pointer in the Disability Access APIs component

Risk 87
Severity
10
First published (updated )
CVE-2026-16367
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Mozilla FirefoxSandbox escape due to use-after-free in the Disability Access APIs component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16356

Mozilla FirefoxMemory safety bugs fixed in Thunderbird ESR 140.13 and Thunderbird 153

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16360

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

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16352

Mozilla Firefox ESRMemory safety bugs fixed in Thunderbird ESR 140.13

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16361

Mozilla FirefoxSite isolation issue in the Graphics: WebRender component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16358
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Mozilla FirefoxSandbox escape due to use-after-free in the DOM: Navigation component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16351

Mozilla FirefoxSame-origin policy bypass in the DOM: Navigation component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16349

Mozilla FirefoxMitigation bypass in the PDF Viewer component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16377

Mozilla FirefoxMitigation bypass in the DOM: Networking component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16383

Mozilla FirefoxMitigation bypass in the DOM: Security component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16394
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Mozilla FirefoxMitigation bypass in the Networking component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16380

Mozilla FirefoxSite isolation issue in the Networking: HTTP component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16375

Mozilla FirefoxIncorrect boundary conditions in the Graphics: WebGPU component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16393

Mozilla FirefoxSame-origin policy bypass in the Networking: DNS component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16381

Mozilla FirefoxSandbox escape in the DOM: Networking component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16388
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Mozilla FirefoxMitigation bypass in the DOM: Service Workers component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16382

Mozilla FirefoxSite isolation issue in the Networking component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16387

Mozilla FirefoxMitigation bypass in the DOM: Networking component

Risk 66
Severity
9.1
First published (updated )
CVE-2026-16370

Mozilla FirefoxIncorrect boundary conditions, integer overflow in the Libraries component in NSS

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16389

Mozilla FirefoxInteger overflow in the Audio/Video component

Risk 86
Severity
9.8
First published (updated )
CVE-2026-16395
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