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mozilla thunderbird esr vulnerabilities and exploits
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8.8
CVSSv3
CVE-2021-29946
Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed port blocking restrictions when used in the Alt-Svc header. This vulnerability affects Firefox ESR < 78.10, Thunderbird < 78.10, and Firefox < 88.
Mozilla Firefox
Mozilla Firefox Esr
Mozilla Thunderbird
8.8
CVSSv3
CVE-2021-29967
Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thu...
Mozilla Firefox Esr
Mozilla Thunderbird
Mozilla Firefox
8.8
CVSSv3
CVE-2021-29970
A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.
Mozilla Firefox
Mozilla Thunderbird
Mozilla Firefox Esr
8.8
CVSSv3
CVE-2021-29976
Mozilla developers reported memory safety bugs present in code shared between Firefox and Thunderbird. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability ...
Mozilla Firefox
Mozilla Thunderbird
Mozilla Firefox Esr
8.8
CVSSv3
CVE-2021-29984
Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < ...
Mozilla Thunderbird
Mozilla Firefox Esr
Mozilla Firefox
8.8
CVSSv3
CVE-2021-29985
A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.
Mozilla Thunderbird
Mozilla Firefox Esr
Mozilla Firefox
8.8
CVSSv3
CVE-2021-29988
Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox &l...
Mozilla Thunderbird
Mozilla Firefox Esr
Mozilla Firefox
8.8
CVSSv3
CVE-2021-29989
Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thu...
Mozilla Thunderbird
Mozilla Firefox Esr
Mozilla Firefox
4.3
CVSSv3
CVE-2023-4581
Excel `.xll` add-in files did not have a blocklist entry in Firefox's executable blocklist which allowed them to be downloaded without any warning of their potential harm. This vulnerability affects Firefox < 117, Firefox ESR < 102.15, Firefox ESR < 115.2, Thunderbi...
Mozilla Thunderbird
Mozilla Firefox Esr
Mozilla Firefox
7.5
CVSSv3
CVE-2023-4583
When checking if the Browsing Context had been discarded in `HttpBaseChannel`, if the load group was not available then it was assumed to have already been discarded which was not always the case for private channels after the private session had ended. This vulnerability affects...
Mozilla Thunderbird
Mozilla Firefox
Mozilla Firefox Esr
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2020-4463
CVE-2024-3400
deserialization
CVE-2024-21788
CVE-2023-42433
CVE-2024-21841
CVE-2024-22095
local file inclusion
memory leak
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