CVE Vulnerability Database

Complete database of CVE vulnerabilities. Track critical security threats, exploits and patches. Updated daily from NVD NIST.

CVE-2026-100803

8.1

Same-origin policy bypass in the WebExtensions 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.

Firefox
Details

CVE-2026-100802

4.3

Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Firefox
Details

CVE-2026-100801

8.8

Privilege escalation in the DLL Services 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.

Firefox
Details

CVE-2026-100800

9.6

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.

Firefox
Details

CVE-2026-100799

4.3

Uninitialized memory in the Graphics: WebGPU component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Firefox
Details

CVE-2026-100798

8.1

Cryptography misuse in Storage: Quota Manager component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 153.4, and Firefox 157.

Firefox
Details

CVE-2026-100797

8.8

Privilege escalation due to use-after-free 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
Details

CVE-2026-100796

8.8

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Firefox
Details

CVE-2026-100795

6.5

Denial-of-service in the Networking component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.

Firefox
Details

CVE-2026-100794

9.6

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 …

Firefox
Details
← 605/10640 →