Mozilla Thunderbird (en-US) 91.7.0
Mozilla Thunderbird (en-US) 91.7.0, released March 8, 2022, fixes 6 CVEs in Mozilla Thunderbird (en-US). 2 of them are being exploited (CVE-2022-26485); 2 on CISA KEV. Patch Radar priority: Patch now. 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Superseded.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 6 CVEs
Applies to
| Product | Version |
|---|---|
| Mozilla Thunderbird (en-US) | 91.7.0 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Patch now | CVE-2022-26485 | Mozilla Firefox Use-After-Free Vulnerability | 9.8 | 0.1426 | KEVExploited |
| Patch now | CVE-2022-26486 | Mozilla Firefox Use-After-Free Vulnerability | 9.8 | 0.0236 | KEVExploited |
| Urgent | CVE-2022-26384 | Mozilla Thunderbird and 4 others: Protection Mechanism Failure | 9.8 | 0.0097 | None reported |
| Urgent | CVE-2022-26381 | Mozilla Thunderbird and 4 others: Use After Free | 9.8 | 0.0087 | None reported |
| Urgent | CVE-2022-26383 | Mozilla Thunderbird and 4 others: User Interface (UI) Misrepresentation of Critical Information | 9.8 | 0.0073 | None reported |
| Urgent | CVE-2022-26387 | Mozilla Thunderbird and 4 others: Time-of-check Time-of-use (TOCTOU) Race Condition | 9.8 | 0.0066 | None reported |
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