CVE Vulnerability Catalog

Translated CVE descriptions from NVD NIST - in English

Browse vulnerabilities by package

CISA KEV catalog updated: (v2026.11.09)

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CVE-2026-109770
Medium

Spoofing issue in the DOM: Web Serial component. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109769
Medium

Information disclosure vulnerability in the Networking: Cache component. This issue was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109768
Medium

Denial-of-service vulnerability in the Site Reports component. This issue was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109767
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-2026-109766
High

Mitigation bypass in the Enterprise Policies component. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109765
Medium

Race condition leading to use-after-free in the Graphics: Text component of Firefox and Thunderbird. The flaw was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109764
Medium

Mitigation bypass in the Enterprise Policies component. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

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-2026-109762
High

Incorrect boundary conditions in the SVG 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-2026-109760
High

Mitigation bypass in the Networking: HTTP component. Fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109759
High

A vulnerability in the Networking component causes a site isolation issue. It was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109757
High

A vulnerability in the Networking component allows sandbox escape due to a race condition. It was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109756
High

A privilege escalation vulnerability in the DOM: Navigation component. It was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109755
Critical

A vulnerability in the DOM: Content Processes component allows sandbox escape. It was fixed in Firefox 158 and Thunderbird 158.

CVE-2026-109754
High

A vulnerability in the DOM: Editor component is due to incorrect boundary conditions. It was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

CVE-2026-109753
High

A vulnerability in the Layout component is due to incorrect boundary conditions. It was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

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-2026-109750
Critical

A vulnerability in the DOM: Web Authentication component causes a site isolation issue. It was fixed in Firefox 158 and Thunderbird 158.

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