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CVE-2026-100804

Medium priority
Ignored

Sandbox escape due to use-after-free in the Preferences: Backend component. This vulnerability was fixed in Firefox 157.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
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CVE-2026-100803

Medium priority
Ignored

Same-origin policy bypass in the WebExtensions component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
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CVE-2026-100802

Medium priority
Ignored

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

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100801

Medium priority
Ignored

Privilege escalation in the DLL Services component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100800

Medium priority
Ignored

Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100799

Medium priority
Ignored

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

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100798

Medium priority
Ignored

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

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100797

Medium priority
Ignored

Privilege escalation due to use-after-free in the Graphics: WebRender component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, Firefox ESR 115.42, and Firefox ESR 140.17.

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100796

Medium priority
Ignored

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

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages

CVE-2026-100795

Medium priority
Ignored

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

9 affected packages

firefox, thunderbird, mozjs38, mozjs52, mozjs68...

Package 20.04 LTS
firefox —
thunderbird —
mozjs38 —
mozjs52 Ignored
mozjs68 Ignored
mozjs78 —
mozjs91 —
mozjs102 —
mozjs115 —
Show all 9 packages Show less packages