Mozilla Thunderbird (sl) 150.0.2
Mozilla Thunderbird (sl) 150.0.2, released May 8, 2026, fixes 3 CVEs in Mozilla Thunderbird (sl). None of them is reported as exploited. Patch Radar priority: High. The latest Mozilla Thunderbird (sl) is 159.0, which also fixes every one of these CVEs.
Superseded. The latest Mozilla Thunderbird (sl) is 159.0, which also fixes every CVE on this page. Install that instead.
Priority of the 3 CVEs
Applies to
| Product | Version |
|---|---|
| Mozilla Thunderbird (sl) | 150.0.2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-8092 | Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2 | 8.1 | 0.0041 | None reported |
| High | CVE-2026-8093 | Memory safety bugs fixed in Thunderbird 150.0.2 | 8.1 | 0.0032 | None reported |
| High | CVE-2026-8090 | Use-after-free in the DOM: Networking component | 7.5 | 0.0032 | None reported |
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