Mozilla Firefox vulnerabilities
3,197 known vulnerabilities affecting mozilla/firefox.
Total CVEs
3,197
CISA KEV
17
actively exploited
Public exploits
122
Exploited in wild
22
Severity breakdown
CRITICAL865HIGH944MEDIUM1312LOW71UNKNOWN5
Vulnerabilities
Page 159 of 160
CVE-2024-26284MEDIUMCVSS 6.1
CVE-2024-26284 [MEDIUM] Mozilla Foundation Security Advisory 2024-10: CVE-2024-26284
Mozilla Foundation Security Advisory 2024-10
CVE: CVE-2024-26284
Product: Focus for iOS
Impact: high
Fixed in: Focus for iOS 123
mozilla
CVE-2025-0510MEDIUMCVSS 6.5
CVE-2025-0510 [MEDIUM] Mozilla Foundation Security Advisory 2025-10: CVE-2025-0510
Mozilla Foundation Security Advisory 2025-10
CVE: CVE-2025-0510
Product: Thunderbird
Impact: moderate
Fixed in: Thunderbird 128.7
mozilla
CVE-2025-2830MEDIUMCVSS 6.3
CVE-2025-2830 [MEDIUM] Mozilla Foundation Security Advisory 2025-26: CVE-2025-2830
Mozilla Foundation Security Advisory 2025-26
CVE: CVE-2025-2830
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 137.0.2
mozilla
CVE-2024-11159MEDIUMCVSS 4.3
CVE-2024-11159 [MEDIUM] Mozilla Foundation Security Advisory 2024-61: CVE-2024-11159
Mozilla Foundation Security Advisory 2024-61
CVE: CVE-2024-11159
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 128.4.3
mozilla
CVE-2021-23991MEDIUMCVSS 6.8
CVE-2021-23991 [MEDIUM] Mozilla Foundation Security Advisory 2021-13: CVE-2021-23991
Mozilla Foundation Security Advisory 2021-13
CVE: CVE-2021-23991
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 78.9.1
mozilla
CVE-2026-6775MEDIUMCVSS 5.3fixed in Firefox 150
CVE-2026-6775 [MEDIUM] Mozilla Foundation Security Advisory 2026-30: CVE-2026-6775
Mozilla Foundation Security Advisory 2026-30
CVE: CVE-2026-6775
Product: Firefox
Impact: high
Fixed in: Firefox 150
mozilla
CVE-2022-1834MEDIUMCVSS 6.5
CVE-2022-1834 [MEDIUM] Mozilla Foundation Security Advisory 2022-22: CVE-2022-1834
Mozilla Foundation Security Advisory 2022-22
CVE: CVE-2022-1834
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 91.10
mozilla
CVE-2024-5022MEDIUMCVSS 4.4
CVE-2024-5022 [MEDIUM] Mozilla Foundation Security Advisory 2024-24: CVE-2024-5022
Mozilla Foundation Security Advisory 2024-24
CVE: CVE-2024-5022
Product: Focus for iOS
Impact: high
Fixed in: Focus for iOS 126
mozilla
CVE-2023-4104MEDIUMCVSS 5.5
CVE-2023-4104 [MEDIUM] Mozilla Foundation Security Advisory 2023-39: CVE-2023-4104
Mozilla Foundation Security Advisory 2023-39
CVE: CVE-2023-4104
Product: Mozilla VPN 2.16.1
Impact: moderate
Fixed in: Mozilla VPN 2.16.1 (Linux)
mozilla
CVE-2025-3522MEDIUMCVSS 6.3
CVE-2025-3522 [MEDIUM] Mozilla Foundation Security Advisory 2025-26: CVE-2025-3522
Mozilla Foundation Security Advisory 2025-26
CVE: CVE-2025-3522
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 137.0.2
mozilla
CVE-2020-15649MEDIUMCVSS 5.5
CVE-2020-15649 [MEDIUM] Mozilla Foundation Security Advisory 2020-31: CVE-2020-15649
Mozilla Foundation Security Advisory 2020-31
CVE: CVE-2020-15649
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 68.11
mozilla
CVE-2025-10290MEDIUMCVSS 6.5
CVE-2025-10290 [MEDIUM] Mozilla Foundation Security Advisory 2025-76: CVE-2025-10290
Mozilla Foundation Security Advisory 2025-76
CVE: CVE-2025-10290
Product: Focus for iOS
Impact: moderate
Fixed in: Focus for iOS 143
mozilla
CVE-2022-39236MEDIUMCVSS 4.3
CVE-2022-39236 [MEDIUM] Mozilla Foundation Security Advisory 2022-43: CVE-2022-39236
Mozilla Foundation Security Advisory 2022-43
CVE: CVE-2022-39236
Product: Thunderbird
Impact: moderate
Fixed in: Thunderbird 102.3.1
mozilla
CVE-2020-15650MEDIUMCVSS 5.5
CVE-2020-15650 [MEDIUM] Mozilla Foundation Security Advisory 2020-31: CVE-2020-15650
Mozilla Foundation Security Advisory 2020-31
CVE: CVE-2020-15650
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 68.11
mozilla
CVE-2025-3523MEDIUMCVSS 6.4
CVE-2025-3523 [MEDIUM] Mozilla Foundation Security Advisory 2025-26: CVE-2025-3523
Mozilla Foundation Security Advisory 2025-26
CVE: CVE-2025-3523
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 137.0.2
mozilla
CVE-2021-29956MEDIUMCVSS 4.3
CVE-2021-29956 [MEDIUM] Mozilla Foundation Security Advisory 2021-22: CVE-2021-29956
Mozilla Foundation Security Advisory 2021-22
CVE: CVE-2021-29956
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 78.10.2
mozilla
CVE-2023-4421MEDIUMCVSS 6.5
CVE-2023-4421 [MEDIUM] Mozilla Foundation Security Advisory 2023-53: CVE-2023-4421
Mozilla Foundation Security Advisory 2023-53
CVE: CVE-2023-4421
Product: NSS
Impact: moderate
Fixed in: NSS 3.61
mozilla
CVE-2026-6783MEDIUMCVSS 5.3fixed in Firefox 150
CVE-2026-6783 [MEDIUM] Mozilla Foundation Security Advisory 2026-30: CVE-2026-6783
Mozilla Foundation Security Advisory 2026-30
CVE: CVE-2026-6783
Product: Firefox
Impact: high
Fixed in: Firefox 150
mozilla
CVE-2023-50761MEDIUMCVSS 4.3
CVE-2023-50761 [MEDIUM] Mozilla Foundation Security Advisory 2023-55: CVE-2023-50761
Mozilla Foundation Security Advisory 2023-55
CVE: CVE-2023-50761
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 115.6
mozilla
CVE-2024-8399MEDIUMCVSS 4.7
CVE-2024-8399 [MEDIUM] Mozilla Foundation Security Advisory 2024-42: CVE-2024-8399
Mozilla Foundation Security Advisory 2024-42
CVE: CVE-2024-8399
Product: Focus for iOS
Impact: high
Fixed in: Focus for iOS 130
mozilla