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 106 of 126
CVE-2026-117972P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117972 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117972
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117972
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117913P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117913 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117913
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117913
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117885P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117885 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117885
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117885
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117983P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117983 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117983
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117983
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117877P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117877 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117877
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117877
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117964P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-117964 Mozilla Foundation Security Advisory 2026-122: CVE-2026-117964
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-117964
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-117981P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117981 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117981
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117981
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117958P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117958 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117958
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117958
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-117894P4UNKNOWNfixed in Thunderbird 159
CVE-2026-117894 Mozilla Foundation Security Advisory 2026-121: CVE-2026-117894
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-117894
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118180P4UNKNOWNfixed in Thunderbird 153.6
CVE-2026-118180 Mozilla Foundation Security Advisory 2026-122: CVE-2026-118180
Mozilla Foundation Security Advisory 2026-122
CVE: CVE-2026-118180
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 153.6
mozilla
CVE-2026-118015P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118015 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118015
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118015
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118005P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118005 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118005
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118005
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118012P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118012 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118012
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118012
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118014P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118014 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118014
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118014
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118013P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118013 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118013
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118013
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118019P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118019 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118019
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118019
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118016P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118016 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118016
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118016
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118017P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118017 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118017
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118017
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118021P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118021 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118021
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118021
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla
CVE-2026-118020P4UNKNOWNfixed in Thunderbird 159
CVE-2026-118020 Mozilla Foundation Security Advisory 2026-121: CVE-2026-118020
Mozilla Foundation Security Advisory 2026-121
CVE: CVE-2026-118020
Product: Thunderbird
Impact: low
Fixed in: Thunderbird 159
mozilla