CVE detail
CVE-2025-11719
Starting in Thunderbird 143, the use of the native messaging API by web extensions on Windows could lead to crashes caused by use-after-free memory corruption. This vulnerability was fixed in Firefox 144 and Thunderbird 144.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 13.9 · diversity 10.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
3 source links · newest first
- https://www.mozilla.org/security/advisories/mfsa2025-84/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgOct 14, 2025, 1:15 PM - https://www.mozilla.org/security/advisories/mfsa2025-81/www.mozilla.org
No excerpt available.
Vendor Advisorywww.mozilla.orgOct 14, 2025, 1:15 PM - https://bugzilla.mozilla.org/show_bug.cgi?id=1991950bugzilla.mozilla.org
No excerpt available.
Exploitbugzilla.mozilla.orgOct 14, 2025, 1:15 PM
Exploit code
Public exploit repository references
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0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
6 related CVEs with shared weakness or product evidence
- CVE-2023-5174CVSS 9.8 · Critical
If Windows failed to duplicate a handle during process creation, the sandbox code may have inadvertently freed a pointer twice, resulting in a use-after-free and a potentially exp…
- CVE-2019-9818CVSS 8.3 · High
A race condition is present in the crash generation server used to generate data for the crash reporter. This issue can lead to a use-after-free in the main process, resulting in…
- CVE-2017-5411CVSS 7.5 · High
A use-after-free can occur during buffer storage operations within the ANGLE graphics library, used for WebGL content. The buffer storage can be freed while still in use in some c…
- CVE-2016-9079CVSS 7.5 · High
A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users…
- CVE-2026-12329CVSS 5.3 · Medium
Memory safety bug fixed in Thunderbird ESR 140.12. This vulnerability was fixed in Firefox ESR 140.12 and Thunderbird 140.12.
- CVE-2026-12314CVSS 7.5 · High
Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.