Vulnerabilities > Mozilla > Firefox ESR > High

DATE CVE VULNERABILITY TITLE RISK
2021-02-26 CVE-2021-23954 Type Confusion vulnerability in Mozilla Firefox
Using the new logical assignment operators in a JavaScript switch statement could have caused a type confusion, leading to a memory corruption and a potentially exploitable crash.
network
low complexity
mozilla CWE-843
8.8
2021-01-07 CVE-2020-35113 Out-of-bounds Write vulnerability in Mozilla Firefox ESR
Mozilla developers reported memory safety bugs present in Firefox 83 and Firefox ESR 78.5.
network
low complexity
mozilla CWE-787
8.8
2021-01-07 CVE-2020-35112 Unspecified vulnerability in Mozilla Firefox
If a user downloaded a file lacking an extension on Windows, and then "Open"-ed it from the downloads panel, if there was an executable file in the downloads directory with the same name but with an executable extension (such as .bat or .exe) that executable would have been launched instead.
network
low complexity
mozilla
8.8
2021-01-07 CVE-2020-26974 Out-of-bounds Write vulnerability in Mozilla Firefox ESR
When flex-basis was used on a table wrapper, a StyleGenericFlexBasis object could have been incorrectly cast to the wrong type.
network
low complexity
mozilla CWE-787
8.8
2021-01-07 CVE-2020-26973 Unspecified vulnerability in Mozilla Firefox ESR
Certain input to the CSS Sanitizer confused it, resulting in incorrect components being removed.
network
low complexity
mozilla
8.8
2021-01-07 CVE-2020-26971 Out-of-bounds Write vulnerability in Mozilla Firefox ESR
Certain blit values provided by the user were not properly constrained leading to a heap buffer overflow on some video drivers.
network
low complexity
mozilla CWE-787
8.8
2020-12-09 CVE-2020-26968 Out-of-bounds Write vulnerability in Mozilla Firefox
Mozilla developers reported memory safety bugs present in Firefox 82 and Firefox ESR 78.4.
network
low complexity
mozilla CWE-787
8.8
2020-12-09 CVE-2020-26960 Use After Free vulnerability in Mozilla Firefox
If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash.
network
low complexity
mozilla CWE-416
8.8
2020-12-09 CVE-2020-26959 Use After Free vulnerability in Mozilla Firefox
During browser shutdown, reference decrementing could have occured on a previously freed object, resulting in a use-after-free, memory corruption, and a potentially exploitable crash.
network
low complexity
mozilla CWE-416
8.8
2020-12-09 CVE-2020-26950 Use After Free vulnerability in Mozilla Firefox ESR
In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition.
network
low complexity
mozilla CWE-416
8.8