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CVE-2026-124950

Same-origin policy bypass in the CSS Parsing and Computation component

Same-origin policy bypass in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-124949

Other issue in the SVG component

Other issue in the SVG component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-124947

Incorrect boundary conditions in the Graphics component

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124946

Invalid pointer in the JavaScript Engine: JIT component

Invalid pointer in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-124945

Invalid pointer in the Layout: Text and Fonts component

Invalid pointer in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-124944

Information disclosure in the Marionette component

Information disclosure in the Marionette component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124943

Use-after-free in the Layout component

Use-after-free in the Layout component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124936

Spoofing issue in the Address Bar component

Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 3.4 Low EPSS < 1% KEV · Not listed
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CVE-2026-124928

Mitigation bypass in the SVG component

Mitigation bypass in the SVG component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124925

Information disclosure in the Layout component

Information disclosure in the Layout component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124923

Sandbox escape in the Agent component

Sandbox escape in the Agent component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124921

Sandbox escape in the Graphics: WebGPU component

Sandbox escape in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124920

Uninitialized memory in the Graphics: WebGPU component

Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 6.1 Medium EPSS < 1% KEV · Not listed
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CVE-2026-124908

Use-after-free in the CSS Parsing and Computation component

Use-after-free in the CSS Parsing and Computation component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124904

Use-after-free in the SVG component

Use-after-free in the SVG component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124900

Sandbox escape due to use-after-free in the DOM: Service Workers component

Sandbox escape due to use-after-free in the DOM: Service Workers component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 9.6 Critical EPSS < 1% KEV · Not listed
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CVE-2026-124878

Use-after-free in the Layout: Positioned component

Use-after-free in the Layout: Positioned component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124871

Use-after-free in the DOM: HTML Parser component

Use-after-free in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124867

Use-after-free in the DOM: Editor component

Use-after-free in the DOM: Editor component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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CVE-2026-124852

Incorrect boundary conditions in the Graphics: CanvasWebGL component

Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 160 and Thunderbird 160.

CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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