cbcvebase.
CVE-2026-2801
published 2026-02-24

CVE-2026-2801: Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.

Affected

4 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 148.0-1 (sid)firefox 148.0-1 (sid)
mozillafirefox< 148.0148.0
mozillafirefox
mozillathunderbird< 148.0148.0

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH