Mozilla
3,415 tracked vulnerabilities.
CVE-2026-2757
CRITICAL
Firefox <148 - Memory Corruption
Feb 24, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-2634
CRITICAL
Firefox iOS <147.4 - Spoofing
Feb 24, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-2447
HIGH
libvpx - Buffer Overflow
Feb 16, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-2032
MEDIUM
Firefox for iOS < 147.2.1 - SSRF
Feb 16, 2026
CVSS 4.3
EPSS 0.00
CVE-2026-0818
MEDIUM
Mozilla Thunderbird < 140.7.1 - Information Disclosure
Jan 28, 2026
CVSS 4.3
EPSS 0.00
CVE-2026-24869
HIGH
Mozilla Firefox < 147.0.2 - Use After Free
Jan 27, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-24868
MEDIUM
Firefox < 147.0.2 - Privilege Escalation
Jan 27, 2026
CVSS 6.5
EPSS 0.00
CVE-2026-0892
CRITICAL
Mozilla Firefox < 147.0 - Memory Corruption
Jan 13, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-0891
HIGH
Mozilla Firefox < 140.7.0 - Memory Corruption
Jan 13, 2026
CVSS 8.1
EPSS 0.00
CVE-2026-0890
MEDIUM
Mozilla Firefox < 140.7.0 - Authentication Bypass by Spoofing
Jan 13, 2026
CVSS 5.4
EPSS 0.00
CVE-2026-0889
HIGH
Mozilla Firefox < 147.0 - Denial of Service
Jan 13, 2026
CVSS 7.5
EPSS 0.00
CVE-2026-0888
MEDIUM
Mozilla Firefox < 147.0 - Information Disclosure
Jan 13, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-0887
MEDIUM
Mozilla Firefox < 140.7.0 - Information Disclosure
Jan 13, 2026
CVSS 4.3
EPSS 0.00
CVE-2026-0886
MEDIUM
Mozilla Firefox < 115.32.0 - Memory Corruption
Jan 13, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-0885
MEDIUM
Mozilla Firefox < 140.7.0 - Use After Free
Jan 13, 2026
CVSS 6.5
EPSS 0.00
CVE-2026-0884
CRITICAL
Mozilla Firefox < 140.7.0 - Use After Free
Jan 13, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-0883
MEDIUM
Mozilla Firefox < 140.7.0 - Information Disclosure
Jan 13, 2026
CVSS 5.3
EPSS 0.00
CVE-2026-0882
HIGH
Mozilla Firefox < 115.32.0 - Use After Free
Jan 13, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-0881
CRITICAL
Mozilla Firefox < 147.0 - Improper Access Control
Jan 13, 2026
CVSS 10.0
EPSS 0.00
CVE-2026-0880
HIGH
Mozilla Firefox < 115.32.0 - Integer Overflow
Jan 13, 2026
CVSS 8.8
EPSS 0.00
CVE-2026-0879
CRITICAL
Mozilla Firefox < 115.32.0 - Memory Corruption
Jan 13, 2026
CVSS 9.8
EPSS 0.00
CVE-2026-0878
HIGH
Mozilla Firefox < 140.7.0 - Memory Corruption
Jan 13, 2026
CVSS 8.0
EPSS 0.00
CVE-2026-0877
HIGH
Firefox <147- Thunderbird <140.7 - Mitigation Bypass
Jan 13, 2026
CVSS 8.1
EPSS 0.00
CVE-2025-14861
HIGH
Mozilla Firefox < 146.0.1 - Memory Corruption
Dec 18, 2025
CVSS 8.8
EPSS 0.00
CVE-2025-14860
CRITICAL
Mozilla Firefox < 146.0.1 - Use After Free
Dec 18, 2025
CVSS 9.8
EPSS 0.00
Products
firefox 2,989
thunderbird 1,633
seamonkey 704
firefox_esr 488
thunderbird_esr 228
bugzilla 145
mozilla 108
network_security_services 50
mozilla_suite 27
firefox_mobile 20
firefox_focus 18
focus 15
firefox_os 14
nss 6
bleach 5
vpn 4
camino 4
bonsai 4
netscape_portable_runtime 3
convict 3
geckodriver 2
nunjucks 2
mozjpeg 2
pollbot 2
webthings_gateway 2
zamboni 1
common_voice 1
durian_web_application_server 1
firefoxos 1
geckb 1
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