# Mozilla Thunderbird.

Every CVE that names Mozilla Thunderbird among its affected products, newest first. Vendors and products are as the CNA wrote them.

## Records, newest first (an older page)

- [Denial-of-service in the Exchange email component](https://agentprime.io/advisories/CVE-2026-110249.md)
  `CVE-2026-110249` · CVE record: Mozilla Thunderbird · CVSS 8.6 High · Not analysed yet · Published 13 Oct 2026 · Tags: Denial of service
- [Integer overflow in libmime buffer growth could lead to heap corruption](https://agentprime.io/advisories/CVE-2026-110247.md)
  `CVE-2026-110247` · CVE record: Mozilla Thunderbird · CVSS 8.4 High · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Mitigation bypass in the File Handling component](https://agentprime.io/advisories/CVE-2026-109783.md)
  `CVE-2026-109783` · CVE record: Mozilla Firefox and 1 more · CVSS 8.3 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Mitigation bypass in the File Handling component](https://agentprime.io/advisories/CVE-2026-109782.md)
  `CVE-2026-109782` · CVE record: Mozilla Firefox and 1 more · CVSS 8.3 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Denial-of-service in the Printing: Output component](https://agentprime.io/advisories/CVE-2026-109781.md)
  `CVE-2026-109781` · CVE record: Mozilla Firefox and 1 more · CVSS 6.5 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Denial of service
- [Mitigation bypass in the DOM: Core & HTML component](https://agentprime.io/advisories/CVE-2026-109780.md)
  `CVE-2026-109780` · CVE record: Mozilla Firefox and 1 more · CVSS 9.8 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Race condition in the Networking: DNS component](https://agentprime.io/advisories/CVE-2026-109779.md)
  `CVE-2026-109779` · CVE record: Mozilla Firefox and 1 more · CVSS 4.2 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Race condition
- [Privilege escalation in the WebExtensions component](https://agentprime.io/advisories/CVE-2026-109778.md)
  `CVE-2026-109778` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Privilege escalation
- [Information disclosure in the Storage: IndexedDB component](https://agentprime.io/advisories/CVE-2026-109777.md)
  `CVE-2026-109777` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Race condition in the XPCOM component](https://agentprime.io/advisories/CVE-2026-109776.md)
  `CVE-2026-109776` · CVE record: Mozilla Firefox and 1 more · CVSS 4.2 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Race condition
- [Denial-of-service in the WebRTC component](https://agentprime.io/advisories/CVE-2026-109775.md)
  `CVE-2026-109775` · CVE record: Mozilla Firefox and 1 more · CVSS 6.5 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Denial of service
- [Invalid pointer, undefined behavior in the DOM: Notifications component](https://agentprime.io/advisories/CVE-2026-109774.md)
  `CVE-2026-109774` · CVE record: Mozilla Firefox and 1 more · CVSS 9.8 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Denial-of-service in the Sync component](https://agentprime.io/advisories/CVE-2026-109773.md)
  `CVE-2026-109773` · CVE record: Mozilla Firefox and 1 more · CVSS 6.5 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Denial of service
- [Same-origin policy bypass in the DevTools component](https://agentprime.io/advisories/CVE-2026-109772.md)
  `CVE-2026-109772` · CVE record: Mozilla Firefox and 1 more · CVSS 9.1 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-346
- [Information disclosure in the WebRTC: Networking component](https://agentprime.io/advisories/CVE-2026-109771.md)
  `CVE-2026-109771` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Spoofing issue in the DOM: Web Serial component](https://agentprime.io/advisories/CVE-2026-109770.md)
  `CVE-2026-109770` · CVE record: Mozilla Firefox and 1 more · CVSS 6.1 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-20
- [Information disclosure in the Networking: Cache component](https://agentprime.io/advisories/CVE-2026-109769.md)
  `CVE-2026-109769` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Denial-of-service in the Site Reports component](https://agentprime.io/advisories/CVE-2026-109768.md)
  `CVE-2026-109768` · CVE record: Mozilla Firefox and 1 more · CVSS 6.5 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Denial of service
- [Information disclosure in the Networking component](https://agentprime.io/advisories/CVE-2026-109767.md)
  `CVE-2026-109767` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Mitigation bypass in the Enterprise Policies component](https://agentprime.io/advisories/CVE-2026-109766.md)
  `CVE-2026-109766` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Race condition, use-after-free in the Graphics: Text component](https://agentprime.io/advisories/CVE-2026-109765.md)
  `CVE-2026-109765` · CVE record: Mozilla Firefox and 1 more · CVSS 4.2 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Race condition, Memory corruption
- [Mitigation bypass in the Enterprise Policies component](https://agentprime.io/advisories/CVE-2026-109764.md)
  `CVE-2026-109764` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Broken access control
- [Mitigation bypass in the File Handling component](https://agentprime.io/advisories/CVE-2026-109763.md)
  `CVE-2026-109763` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-20
- [Incorrect boundary conditions in the SVG component](https://agentprime.io/advisories/CVE-2026-109762.md)
  `CVE-2026-109762` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the JavaScript: WebAssembly component](https://agentprime.io/advisories/CVE-2026-109761.md)
  `CVE-2026-109761` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Mitigation bypass in the Networking: HTTP component](https://agentprime.io/advisories/CVE-2026-109760.md)
  `CVE-2026-109760` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Site isolation issue in the Networking component](https://agentprime.io/advisories/CVE-2026-109759.md)
  `CVE-2026-109759` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-346
- [Sandbox escape due to race condition in the Networking component](https://agentprime.io/advisories/CVE-2026-109757.md)
  `CVE-2026-109757` · CVE record: Mozilla Firefox and 1 more · CVSS 8.3 High · Not analysed yet · Published 13 Oct 2026 · Tags: Race condition
- [Privilege escalation in the DOM: Navigation component](https://agentprime.io/advisories/CVE-2026-109756.md)
  `CVE-2026-109756` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Privilege escalation
- [Sandbox escape in the DOM: Content Processes component](https://agentprime.io/advisories/CVE-2026-109755.md)
  `CVE-2026-109755` · CVE record: Mozilla Firefox and 1 more · CVSS 9.6 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Incorrect boundary conditions in the DOM: Editor component](https://agentprime.io/advisories/CVE-2026-109754.md)
  `CVE-2026-109754` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the DOM: Workers component](https://agentprime.io/advisories/CVE-2026-109752.md)
  `CVE-2026-109752` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Information disclosure in the Networking component](https://agentprime.io/advisories/CVE-2026-109751.md)
  `CVE-2026-109751` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Site isolation issue in the DOM: Web Authentication component](https://agentprime.io/advisories/CVE-2026-109750.md)
  `CVE-2026-109750` · CVE record: Mozilla Firefox and 1 more · CVSS 9.6 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: Broken access control
- [Use-after-free in the JavaScript: WebAssembly component](https://agentprime.io/advisories/CVE-2026-109749.md)
  `CVE-2026-109749` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the JavaScript: WebAssembly component](https://agentprime.io/advisories/CVE-2026-109748.md)
  `CVE-2026-109748` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Other issue in the Address Bar component](https://agentprime.io/advisories/CVE-2026-109747.md)
  `CVE-2026-109747` · CVE record: Mozilla Firefox and 1 more · CVSS 7.3 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-451
- [Mitigation bypass in the DOM: Security component](https://agentprime.io/advisories/CVE-2026-109746.md)
  `CVE-2026-109746` · CVE record: Mozilla Firefox and 1 more · CVSS 7.3 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Sandbox escape due to uninitialized memory in the DOM: Web Serial component](https://agentprime.io/advisories/CVE-2026-109745.md)
  `CVE-2026-109745` · CVE record: Mozilla Firefox and 1 more · CVSS 9.6 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Other issue in the DOM: File component](https://agentprime.io/advisories/CVE-2026-109744.md)
  `CVE-2026-109744` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: Cross-site scripting (XSS)
- [Privilege escalation in the Panning and Zooming component](https://agentprime.io/advisories/CVE-2026-109743.md)
  `CVE-2026-109743` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Privilege escalation
- [Information disclosure in the PDF Viewer component](https://agentprime.io/advisories/CVE-2026-109742.md)
  `CVE-2026-109742` · CVE record: Mozilla Firefox and 1 more · CVSS 4.3 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure
- [Use-after-free in the Storage: Bucket File System component](https://agentprime.io/advisories/CVE-2026-109741.md)
  `CVE-2026-109741` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component](https://agentprime.io/advisories/CVE-2026-109740.md)
  `CVE-2026-109740` · CVE record: Mozilla Firefox and 1 more · CVSS 9.6 Critical · Critical (CVSS 9+) · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Privilege escalation in the WebExtensions component](https://agentprime.io/advisories/CVE-2026-109739.md)
  `CVE-2026-109739` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Privilege escalation
- [Use-after-free in the Audio/Video: Playback component](https://agentprime.io/advisories/CVE-2026-109738.md)
  `CVE-2026-109738` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Mitigation bypass in the Enterprise Policies component](https://agentprime.io/advisories/CVE-2026-109737.md)
  `CVE-2026-109737` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Frame poisoning in the Layout component](https://agentprime.io/advisories/CVE-2026-109736.md)
  `CVE-2026-109736` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-451
- [Use-after-free in the DOM: Animation component](https://agentprime.io/advisories/CVE-2026-109735.md)
  `CVE-2026-109735` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Mitigation bypass in the DOM: Security component](https://agentprime.io/advisories/CVE-2026-109734.md)
  `CVE-2026-109734` · CVE record: Mozilla Firefox and 1 more · CVSS 8.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: CWE-693
- [Incorrect boundary conditions in the Graphics: Canvas2D component](https://agentprime.io/advisories/CVE-2026-109731.md)
  `CVE-2026-109731` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the DOM: Core & HTML component](https://agentprime.io/advisories/CVE-2026-109724.md)
  `CVE-2026-109724` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Integer overflow in the Layout: Text and Fonts component](https://agentprime.io/advisories/CVE-2026-109723.md)
  `CVE-2026-109723` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Incorrect boundary conditions in the JavaScript Engine: JIT component](https://agentprime.io/advisories/CVE-2026-109721.md)
  `CVE-2026-109721` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [JIT miscompilation in the JavaScript: WebAssembly component](https://agentprime.io/advisories/CVE-2026-109720.md)
  `CVE-2026-109720` · CVE record: Mozilla Firefox and 1 more · CVSS 7.1 High · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the DOM: Bindings (WebIDL) component](https://agentprime.io/advisories/CVE-2026-109717.md)
  `CVE-2026-109717` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Incorrect boundary conditions in the Layout component](https://agentprime.io/advisories/CVE-2026-109714.md)
  `CVE-2026-109714` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the Crash Reporting component](https://agentprime.io/advisories/CVE-2026-109713.md)
  `CVE-2026-109713` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Use-after-free in the Graphics: Canvas2D component](https://agentprime.io/advisories/CVE-2026-109711.md)
  `CVE-2026-109711` · CVE record: Mozilla Firefox and 1 more · CVSS 5.4 Medium · Not analysed yet · Published 13 Oct 2026 · Tags: Memory corruption
- [Information disclosure, privilege escalation in the Security: Process Sandboxing component](https://agentprime.io/advisories/CVE-2026-109709.md)
  `CVE-2026-109709` · CVE record: Mozilla Firefox and 1 more · CVSS 8.8 High · Not analysed yet · Published 13 Oct 2026 · Tags: Information disclosure

Newest: <https://agentprime.io/advisories/technology/mozilla-thunderbird.md>
Older: <https://agentprime.io/advisories/technology/mozilla-thunderbird.md?cursor=WyIyMDI2LTEwLTEzVDEyOjI5OjIyLjU0MTAwMFoiLCJDVkUtMjAyNi0xMDk3MDkiXQ>

## Filters and formats

Filters are query parameters on this URL: `q` (words, as in a web search engine: `"a phrase"`, `OR`, `-word`; an id; a package or product name), `severity` (low, medium, high or critical), `critical=1`, `kev=1`, `ecosystem` (npm, pypi, packagist, go, maven, rubygems, crates, nuget, hex), `kind=package`, `assigner` (a CNA’s short name), `min_score` and `state`. Each record’s title links to its Markdown page.

- The same list as JSON: <https://api.agentprime.io/v1/advisories?technology=mozilla-thunderbird&cursor=WyIyMDI2LTEwLTIwVDEyOjU4OjE0LjI1MDAwMFoiLCJDVkUtMjAyNi0xMTM0NzAiXQ>
- Every list: <https://agentprime.io/advisories.md>, critical: <https://agentprime.io/advisories/critical.md>; by weakness: <https://agentprime.io/advisories/tag/sql-injection.md> and the other tags in <https://agentprime.io/llms.txt>; by technology: `/advisories/technology/<slug>.md` (`fortinet-fortimail`)

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The web page: <https://agentprime.io/advisories/technology/mozilla-thunderbird/?cursor=WyIyMDI2LTEwLTIwVDEyOjU4OjE0LjI1MDAwMFoiLCJDVkUtMjAyNi0xMTM0NzAiXQ>. Everything for agents: <https://agentprime.io/llms.txt>.