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CVE-2026-2798

Medium priority
Ignored

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

CVE-2026-2797

Medium priority
Ignored

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

CVE-2026-2796

Medium priority
Ignored

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

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-2026-2795

Medium priority
Ignored

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

CVE-2026-2794

Medium priority
Ignored

Information disclosure due to uninitialized memory in Firefox and Firefox Focus for Android. This vulnerability affects Firefox < 148.

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-2026-2793

Medium priority
Ignored

Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of...

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-2026-2792

Medium priority
Ignored

Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been...

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-2026-2791

Medium priority
Ignored

Mitigation bypass in the Networking: Cache component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

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-2026-2790

Medium priority
Ignored

Same-origin policy bypass in the Networking: JAR component. This vulnerability affects Firefox < 148, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

9 affected packages

mozjs38, mozjs52, mozjs68, mozjs78, mozjs91...

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

CVE-2026-2789

Medium priority
Ignored

Use-after-free in the Graphics: ImageLib component. This vulnerability affects Firefox < 148, Firefox ESR < 115.33, Firefox ESR < 140.8, Thunderbird < 148, and Thunderbird < 140.8.

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