ZeroHour

CVE-2026-12326

CVSS 3.1
8.1 high
EPSS
<1%p30
Published
()
Modified
Description

Memory safety bugs present in Firefox 151 and Thunderbird 151. 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 152 and Thunderbird 152.

Vendors
mozilla
Products
firefox, thunderbird
Weakness
CWE-119, CWE-825
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

In the news

No ingested article mentions this CVE yet.