Mozilla Thunderbird (en-US) 78.4.0
Mozilla Thunderbird (en-US) 78.4.0, released October 19, 2020, fixes 5 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Superseded.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 5 CVEs
Applies to
| Product | Version |
|---|---|
| Mozilla Thunderbird (en-US) | 78.4.0 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2020-15683 | Firefox ESR and 2 others: Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox… | 9.8 | 0.0267 | None reported |
| High | CVE-2020-15673 | Firefox ESR and 2 others: Mozilla developers reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. | 8.8 | 0.0196 | None reported |
| High | CVE-2020-15678 | Firefox ESR and 2 others: When recursing through graphical layers while scrolling, an iterator may have become invalid, resulting… | 8.8 | 0.0188 | None reported |
| Routine | CVE-2020-15677 | Firefox ESR and 2 others: By exploiting an Open Redirect vulnerability on a website, an attacker could have spoofed the site displayed… | 6.1 | 0.0166 | None reported |
| Routine | CVE-2020-15676 | Firefox ESR and 2 others: Firefox sometimes ran the onload handler for SVG elements that the DOM sanitizer decided to remove, resulting… | 6.1 | 0.0159 | None reported |
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