mozilla
3,564 tracked vulnerabilities.
CVE-2026-6784
HIGH
Memory safety bugs fixed in Firefox 150 and Thunderbird 150
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6783
MEDIUM
Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6782
HIGH
Information disclosure in the IP Protection component
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6781
HIGH
Denial-of-service in the Audio/Video: Playback component
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6780
HIGH
Denial-of-service in the Audio/Video: Playback component
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6779
MEDIUM
Mozilla Firefox and Thunderbird 150 - JavaScript Engine Memory Safety Issue
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6778
MEDIUM
Invalid pointer in the Audio/Video: Playback component
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6777
MEDIUM
Mozilla Firefox and Thunderbird 150 - DNS Component Input Validation Issue
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6776
HIGH
Incorrect boundary conditions in the WebRTC: Networking component
Apr 21, 2026
CVSS 7.8
EPSS 0.00
CVE-2026-6775
MEDIUM
Incorrect boundary conditions in the WebRTC component
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6774
MEDIUM
Mitigation bypass in the DOM: Security component
Apr 21, 2026
CVSS 5.4
EPSS 0.00
CVE-2026-6773
HIGH
Denial-of-service due to integer overflow in the Graphics: WebGPU component
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6772
HIGH
Incorrect boundary conditions in the Libraries component in NSS
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6771
CRITICAL
Mitigation bypass in the DOM: Security component
Apr 21, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-6770
MEDIUM
Mozilla Firefox and Thunderbird 140.10 and 150 - IndexedDB Information Disclosure
Apr 21, 2026
CVSS 6.5
EPSS 0.00
CVE-2026-6769
HIGH
Privilege escalation in the Debugger component
Apr 21, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-6768
CRITICAL
Mitigation bypass in the Networking: Cookies component
Apr 21, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-6767
MEDIUM
Mozilla Firefox and Thunderbird 115.35, 140.10, and 150 - NSS Memory Safety Issue
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6766
HIGH
Incorrect boundary conditions in the Libraries component in NSS
Apr 21, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-6765
MEDIUM
Information disclosure in the Form Autofill component
Apr 21, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-6764
MEDIUM
Incorrect boundary conditions in the DOM: Device Interfaces component
Apr 21, 2026
CVSS 6.5
EPSS 0.00
CVE-2026-6763
MEDIUM
Mitigation bypass in the File Handling component
Apr 21, 2026
CVSS 6.5
EPSS 0.00
CVE-2026-6762
MEDIUM
Mozilla Firefox and Thunderbird 115.35, 140.10, and 150 - DOM Spoofing
Apr 21, 2026
CVSS 6.3
EPSS 0.00
CVE-2026-6761
HIGH
Privilege escalation in the Networking component
Apr 21, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-6760
CRITICAL
Mitigation bypass in the Networking: Cookies component
Apr 21, 2026
CVSS 9.8
EPSS 0.00
Products
firefox 3,130
thunderbird 1,729
seamonkey 704
firefox_esr 488
Firefox 387
Thunderbird 359
thunderbird_esr 228
bugzilla 145
mozilla 108
network_security_services 50
Firefox ESR 44
mozilla_suite 27
firefox_focus 20
firefox_mobile 20
Firefox for iOS 18
focus 15
firefox_os 14
nss 6
Focus for iOS 5
bleach 5
bonsai 4
camino 4
vpn 4
convict 3
netscape_portable_runtime 3
geckodriver 2
mozjpeg 2
nunjucks 2
pollbot 2
webthings_gateway 2
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