Mozilla Thunderbird (en-US) 78.1.0
Mozilla Thunderbird (en-US) 78.1.0, released July 29, 2020, fixes 8 CVEs in Mozilla Thunderbird (en-US). None of them is reported as exploited. Patch Radar priority: High. The latest Mozilla Thunderbird (en-US) is 159.0, which also fixes every one of these CVEs.
Superseded. The latest Mozilla Thunderbird (en-US) is 159.0, which also fixes every CVE on this page. Install that instead.
Priority of the 8 CVEs
Applies to
| Product | Version |
|---|---|
| Mozilla Thunderbird (en-US) | 78.1.0 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2020-15659 | Firefox ESR and 2 others: Mozilla developers and community members reported memory safety bugs present in Firefox 78 and Firefox… | 8.8 | 0.0239 | None reported |
| High | CVE-2020-15656 | Firefox ESR and 2 others: JIT optimizations involving the Javascript arguments object could confuse later optimizations. | 8.8 | 0.0152 | None reported |
| High | CVE-2020-15657 | Firefox ESR and 2 others: Firefox could be made to load attacker-supplied DLL files from the installation directory. | 7.8 | 0.0035 | None reported |
| Routine | CVE-2020-15655 | Firefox ESR and 2 others: A redirected HTTP request which is observed or modified through a web extension could bypass existing… | 6.5 | 0.0152 | None reported |
| Routine | CVE-2020-15654 | Firefox ESR and 2 others: When in an endless loop, a website specifying a custom cursor using CSS could make it look like the user… | 6.5 | 0.0142 | None reported |
| Routine | CVE-2020-15653 | Firefox ESR and 2 others: An iframe sandbox element with the allow-popups flag could be bypassed when using noopener links. | 6.5 | 0.0140 | None reported |
| Routine | CVE-2020-15658 | Firefox ESR and 2 others: The code for downloading files did not properly take care of special characters, which led to an attacker… | 6.5 | 0.0139 | None reported |
| Routine | CVE-2020-15652 | Firefox ESR and 2 others: By observing the stack trace for JavaScript errors in web workers, it was possible to leak the result… | 6.5 | 0.0126 | None reported |
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