Known vulnerabilities in Mozilla Thunderbird - page 3

Vendor: Mozilla
Software CPE: cpe:2.3:a:mozilla:mozilla_thunderbird:*:*:*:*:*:*:*:*
Total vulnerabilities: 1276
Public exploits: 34
Known exploited (KEV): 12

Breakdown by Severity Chart

Severity distribution of vulnerabilities affecting Mozilla Thunderbird Mozilla Thunderbird is affected by 1276 known vulnerabilities: 10 critical, 565 high, 369 medium, 332 low Critical High Medium Low

Vulnerabilities (1276)

Vulnerability CWE-ID CSH Severity Public Exploit KEV First fixed release Published Bulletins
#VU144099 - Improper Access Control
CVE-2026-74952
CWE-284 Low
No
No
154.0 18.08.2026 SB2026081838
SB2026081989
SB2026082141
and 3 more
#VU144078 - Access of Uninitialized Pointer
CVE-2026-74947
CWE-824 High
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144079 - Improper Access Control
CVE-2026-74950
CWE-284 Medium
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144080 - Observable discrepancy
CVE-2026-74954
CWE-203 Low
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144081 - Improper Access Control
CVE-2026-74955
CWE-284 Medium
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144082 - Improper Access Control
CVE-2026-74956
CWE-284 Medium
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144083 - Exposure of sensitive information to an unauthorized actor
CVE-2026-74958
CWE-200 Low
No
No
153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081988
SB2026081989
and 4 more
#VU144062 - Improper Privilege Management
CVE-2026-74953
CWE-269 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 31 more
#VU144063 - Protection Mechanism Failure
CVE-2026-74957
CWE-693 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 33 more
#VU144064 - Protection Mechanism Failure
CVE-2026-74959
CWE-693 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 33 more
#VU144065 - Origin Validation Error
CVE-2026-74960
CWE-346 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 33 more
#VU144061 - Use After Free
CVE-2026-74949
CWE-416 High
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 26 more
#VU144057 - Memory corruption
CVE-2026-74990
CWE-119 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 33 more
#VU144052 - Memory corruption
CVE-2026-74946
CWE-119 High
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 31 more
#VU144053 - Exposure of sensitive information to an unauthorized actor
CVE-2026-74948
CWE-200 Medium
No
No
140.14.0, 153.1.0, 154.0 18.08.2026 SB2026081838
SB2026081987
SB2026081988
and 31 more
#VU139188 - Off-by-one Error
CVE-2026-14899
CWE-193 Medium
No
No
140.13.0, 153.0 23.07.2026 SB2026072301
SB2026072302
SB2026080368
and 10 more
#VU138977 - Use After Free
CVE-2026-16362
CWE-416 High
No
No
140.13.0, 153.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 20 more
#VU138964 - Improper Access Control
CVE-2026-16349
CWE-284 Medium
No
No
140.13.0, 153.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 20 more
#VU138965 - Improper input validation
CVE-2026-16350
CWE-20 Medium
No
No
140.13.0, 153.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 20 more
#VU138966 - Use After Free
CVE-2026-16351
CWE-416 High
No
No
140.13.0, 153.0 21.07.2026 SB2026072201
SB2026072301
SB2026072302
and 20 more


Showing elements 41 - 60 out of 1276