Skip to main content

Over 150 LLM Providers · Over 5,300 Models The most extensible AI-powered pentesting platform. Open source. Star on GitHub

Mozilla

7,140 known vulnerabilities

444
CRITICAL
788
HIGH
788
MEDIUM
19
LOW

Top Products

firefox 1837 thunderbird 1183 firefox esr 435 firefox mobile 60 firefox focus 20 focus 16 network security services 16 thunderbird esr 14 bleach 5 vpn 4
2,039 CVEs · Page 6/41
5.3
CVE-2026-6765

Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10,

6.5
CVE-2026-6764

Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Fire

6.5
CVE-2026-6763

Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thund

6.3
CVE-2026-6762

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firef

8.8
CVE-2026-6761

Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thund

9.8
CVE-2026-6760

Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

7.5
CVE-2026-6759

Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderb

7.5
CVE-2026-6758

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150 and Thunderbird 150

6.3
CVE-2026-6757

Invalid pointer in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.1

7.5
CVE-2026-6756

Mitigation bypass in Firefox for Android. This vulnerability was fixed in Firefox 150.

6.5
CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.

7.5
CVE-2026-6754

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Fire

7.3
CVE-2026-6753

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10,

7.3
CVE-2026-6752

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35,

7.3
CVE-2026-6751

Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR

8.8
CVE-2026-6750

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.

7.5
CVE-2026-6749

Information disclosure due to uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in

9.8
CVE-2026-6748

Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR

7.5
CVE-2026-6747

Use-after-free in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150

7.5
CVE-2026-6746

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firef

5.1
CVE-2026-6654

Double-Free / Use-After-Free (UAF) in the `IntoIter::drop` and `ThinVec::clear` functions in the thin_vec crate. A panic

9.8
CVE-2026-5735

Memory safety bugs present in Firefox 149.0.1 and Thunderbird 149.0.1. Some of these bugs showed evidence of memory corr

9.8
CVE-2026-5734

Memory safety bugs present in Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Thunderbird 149.0.1. Som

8.8
CVE-2026-5733

Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 149.0.2 and Thu

8.8
CVE-2026-5732

Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox

9.8
CVE-2026-5731

Memory safety bugs present in Firefox ESR 115.34.0, Firefox ESR 140.9.0, Thunderbird ESR 140.9.0, Firefox 149.0.1 and Th

7.4
CVE-2026-4371

A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside th

6.5
CVE-2026-3889

Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9.

9.8
CVE-2026-4729

Memory safety bugs present in Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption a

6.5
CVE-2026-4728

Spoofing issue in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

7.5
CVE-2026-4727

Denial-of-service in the Libraries component in NSS. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

7.5
CVE-2026-4726

Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

10.0
CVE-2026-4725

Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149 an

9.1
CVE-2026-4724

Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

9.8
CVE-2026-4723

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

8.8
CVE-2026-4722

Privilege escalation in the IPC component. This vulnerability was fixed in Firefox 149 and Thunderbird 149.

9.8
CVE-2026-4721

Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird

9.8
CVE-2026-4720

Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these b

7.5
CVE-2026-4719

Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 149, Firefox ESR

8.1
CVE-2026-4718

Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, T

9.8
CVE-2026-4717

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunde

9.1
CVE-2026-4716

Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in

9.1
CVE-2026-4715

Uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9

7.5
CVE-2026-4714

Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140

7.5
CVE-2026-4713

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9,

7.5
CVE-2026-4712

Information disclosure in the Widget: Cocoa component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, T

9.8
CVE-2026-4711

Use-after-free in the Widget: Cocoa component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbi

9.8
CVE-2026-4710

Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140

7.5
CVE-2026-4709

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 149, Firefox ES

7.5
CVE-2026-4708

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9,

Frequently Asked Questions

How many CVEs affect Mozilla?

Mozilla has 7,140 CVE records in our database, including 872 critical and 3343 high severity vulnerabilities. 11 of these are listed in CISA's Known Exploited Vulnerabilities catalog.

What are the most severe Mozilla vulnerabilities?

Mozilla has 872 critical severity (CVSS 9.0+) and 3343 high severity (CVSS 7.0-8.9) vulnerabilities. 11 vulnerabilities are confirmed as actively exploited in the wild.

How can I scan for Mozilla vulnerabilities?

CyberStrike's AI-powered security agents automatically detect vulnerabilities in Mozilla products across your infrastructure. The platform provides continuous pentesting, DAST scanning, and real-time vulnerability monitoring with actionable remediation guidance.

Detect Mozilla Vulnerabilities

CyberStrike scans your infrastructure for Mozilla vulnerabilities and provides real-time remediation guidance.

Get Started