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CVE-2026-8706

Medium priority
Ignored

Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-in user's cookies....

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
mozjs68 Not in release Not in release Not in release Ignored
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Not affected
mozjs38 Not in release Not in release Not in release Not affected
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
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CVE-2026-8975

Medium priority
Vulnerable

Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run...

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
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CVE-2026-8974

Medium priority
Vulnerable

Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This...

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
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CVE-2026-8973

Medium priority
Vulnerable

Memory safety bugs present in Firefox 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed...

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8972

Medium priority
Vulnerable

Privilege escalation in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8971

Medium priority
Vulnerable

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8970

Medium priority
Vulnerable

Privilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8969

Medium priority
Vulnerable

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8968

Medium priority
Vulnerable

Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages

CVE-2026-8967

Medium priority
Vulnerable

Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.

9 affected packages

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

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not affected
thunderbird Not affected Not affected Vulnerable
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Not in release Ignored Ignored
mozjs68 Not in release Not in release Not in release Ignored
mozjs78 Not in release Not in release Ignored
mozjs91 Not in release Not in release Ignored
mozjs102 Not in release Ignored Ignored
mozjs115 Not in release Ignored Not in release
Show all 9 packages Show less packages