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CVE-2026-2807

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CVE-2026-2807

Published: Feb 24, 2026

Modified: Apr 13, 2026

PUBLISHED

Description

Memory safety bugs present in Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

VendorProductVersions

Mozilla

Firefox

unaffected
148 - <= *

Mozilla

Thunderbird

unaffected
148 - <= *

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