Mozilla Thunderbird vulnerabilities
2,511 known vulnerabilities affecting mozilla/thunderbird.
Total CVEs
2,511
CISA KEV
14
actively exploited
Public exploits
63
Exploited in wild
25
Severity breakdown
CRITICAL739HIGH767MEDIUM747LOW29UNKNOWN229
Vulnerabilities
Page 104 of 126
CVE-2026-117965P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117965 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117965
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117965
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117928P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117928 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117928
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117928
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117967P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117967 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117967
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117967
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117979P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117979 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117979
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117979
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117992P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117992 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117992
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117992
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117941P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117941 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117941
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117941
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117906P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117906 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117906
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117906
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117921P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117921 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117921
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117921
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117868P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117868 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117868
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117868
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117872P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117872 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117872
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117872
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117996P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117996 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117996
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117996
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118000P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-118000 Mozilla Foundation Security Advisory 2026-122: CVE-2026-118000
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-118000
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117953P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117953 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117953
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117953
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117987P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117987 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117987
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117987
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117909P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117909 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117909
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117909
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117875P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117875 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117875
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117875
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117997P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117997 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117997
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117997
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117916P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117916 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117916
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117916
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117963P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117963 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117963
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117963
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117902P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117902 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117902
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117902
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla