CVE-2026-8093
Memory safety bugs in Thunderbird 150.0.1 may allow arbitrary code execution.
Is CVE-2026-8093 being exploited?
Not confirmed. CVE-2026-8093 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.32% probability of exploitation in the next 30 days.
How severe is CVE-2026-8093?
CVE-2026-8093 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-8093?
Yes. A fix has been recorded for CVE-2026-8093. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-8093 affect?
CVE-2026-8093 affects Thunderbird 150.0.1. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-8093?
Upgrade to 150.0.2+
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Memory corruption could enable remote code execution on Thunderbird 150.0.1 users.
Immediate action required