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CVE-2026-2805

Medium priority
Vulnerable

Invalid pointer in the DOM: Core & HTML component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
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CVE-2026-2804

Medium priority
Vulnerable

Use-after-free in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2803

Medium priority
Vulnerable

Information disclosure, mitigation bypass in the Settings UI component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2802

Medium priority
Vulnerable

Race condition in the JavaScript: GC component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

mozjs52, mozjs68, mozjs78, mozjs91, mozjs102...

Package 22.04 LTS
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
Show all 9 packages Show less packages

CVE-2026-2801

Medium priority
Vulnerable

Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2800

Medium priority
Vulnerable

Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2799

Medium priority
Vulnerable

Use-after-free in the DOM: Core & HTML component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2798

Medium priority
Vulnerable

Use-after-free in the DOM: Core & HTML component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

mozjs91, firefox, thunderbird, mozjs38, mozjs52...

Package 22.04 LTS
mozjs91 Ignored
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2797

Medium priority
Vulnerable

Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages

CVE-2026-2796

Medium priority
Vulnerable

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability affects Firefox < 148 and Thunderbird < 148.

9 affected packages

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

Package 22.04 LTS
firefox Not affected
thunderbird Vulnerable
mozjs38 Not in release
mozjs52 Not in release
mozjs68 Not in release
mozjs78 Ignored
mozjs91 Ignored
mozjs102 Ignored
mozjs115 Not in release
Show all 9 packages Show less packages