CVE Vulnerability Catalog

Translated CVE descriptions from NVD NIST - in English

Browse vulnerabilities by package

CISA KEV catalog updated: (v2026.11.04)

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CVE-2026-109763
Medium

Mitigation bypass in the File Handling component. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109761
Medium

Use-after-free vulnerability in the JavaScript: WebAssembly component of Firefox and Thunderbird. The flaw was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109752
Medium

Use-after-free vulnerability in the DOM: Workers component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109751
Medium

Information disclosure vulnerability in the Networking component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109749
Medium

Use-after-free vulnerability in the JavaScript: WebAssembly component of Firefox and Thunderbird. The flaw was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109748
Medium

Use-after-free vulnerability in the JavaScript: WebAssembly component of Firefox and Thunderbird. The flaw was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109742
Medium

Information disclosure vulnerability in the PDF Viewer component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109741
Medium

Use-after-free vulnerability in the Storage: Bucket File System component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109738
Medium

Use-after-free vulnerability in the Audio/Video: Playback component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109735
Medium

Use-after-free vulnerability in the DOM: Animation component of Firefox and Thunderbird. Fixed in version 158.

CVE-2026-109732
Medium

Use-after-free vulnerability in the DOM: Streams component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109731
Medium

Incorrect boundary conditions in the Graphics: Canvas2D component. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109729
Medium

Use-after-free vulnerability in the JavaScript Engine: JIT component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109728
Medium

Use-after-free vulnerability in the DOM: Animation component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109727
Medium

Use-after-free vulnerability in the Audio/Video component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109726
Medium

Use-after-free vulnerability in the SVG component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109725
Medium

Use-after-free vulnerability in the DOM: Core & HTML component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109724
Medium

Use-after-free vulnerability in the DOM: Core & HTML component of Firefox and Thunderbird. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109723
Medium

Integer overflow in the Layout: Text and Fonts component. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109721
Medium

Incorrect boundary conditions in the JavaScript Engine: JIT component. The vulnerability was fixed in Firefox 158, Firefox ESR 153.5, and Thunderbird 158 and 153.5.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS