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CVE-2025-1011

Medium priority

Some fixes available 2 of 13

A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability affects Firefox < 135, Firefox ESR < 128.7, Thunderbird <...

9 affected packages

mozjs78, firefox, thunderbird, mozjs38, mozjs52...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
mozjs78 Not in release Ignored Not in release
firefox Not affected Not affected Fixed
thunderbird Not affected Fixed Not in release
mozjs38 Not in release Not in release Not in release Needs evaluation
mozjs52 Not in release Not in release Needs evaluation Ignored
mozjs68 Not in release Not in release Ignored
mozjs91 Not in release Ignored Not in release
mozjs102 Ignored Ignored Not in release
mozjs115 Ignored Not in release Not in release
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CVE-2025-1010

Medium priority

Some fixes available 2 of 13

An attacker could have caused a use-after-free via the Custom Highlight API, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and...

9 affected packages

mozjs78, firefox, thunderbird, mozjs38, mozjs52...

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

CVE-2025-1009

Medium priority

Some fixes available 2 of 13

An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox < 135, Firefox ESR < 115.20, Firefox ESR < 128.7, Thunderbird < 128.7, and...

9 affected packages

mozjs68, mozjs78, mozjs91, mozjs102, mozjs115...

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

CVE-2025-1020

Medium priority

Some fixes available 1 of 12

Memory safety bugs present in Firefox 134 and Thunderbird 134. 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

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

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

CVE-2025-1019

Medium priority

Some fixes available 1 of 12

The z-order of the browser windows could be manipulated to hide the fullscreen notification. This could potentially be leveraged to perform a spoofing attack. This vulnerability affects Firefox < 135 and Thunderbird < 135.

9 affected packages

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

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

CVE-2025-1018

Medium priority

Some fixes available 1 of 12

The fullscreen notification is prematurely hidden when fullscreen is re-requested quickly by the user. This could have been leveraged to perform a potential spoofing attack. This vulnerability affects Firefox < 135 and Thunderbird < 135.

9 affected packages

mozjs68, mozjs78, mozjs91, mozjs102, firefox...

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

CVE-2025-1015

Medium priority
Fixed

The Thunderbird Address Book URI fields contained unsanitized links. This could be used by an attacker to create and export an address book containing a malicious payload in a field. For example, in the “Other” field of the...

1 affected package

thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
thunderbird Not affected Fixed Not in release
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CVE-2025-0510

Medium priority
Fixed

Thunderbird displayed an incorrect sender address if the From field of an email used the invalid group name syntax that is described in CVE-2024-49040. This vulnerability affects Thunderbird < 128.7 and Thunderbird < 135.

1 affected package

thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
thunderbird Not affected Fixed Not in release
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CVE-2025-23109

Medium priority
Not affected

Long hostnames in URLs could be leveraged to obscure the actual host of the website or spoof the website address This vulnerability affects Firefox for iOS < 134.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not in release
thunderbird Not affected Not affected Not in release
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CVE-2025-23108

Medium priority
Not affected

Opening Javascript links in a new tab via long-press in the Firefox iOS client could result in a malicious script spoofing the URL of the new tab. This vulnerability affects Firefox for iOS < 134.

2 affected packages

firefox, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Not affected Not affected Not in release
thunderbird Not affected Not affected Not in release
Show less packages