CVE-2026-84138
MEDIUM6.5CVSS v3
—CVSS v2
0.37%
EPSS (exploit probability)
CWE-400CWE
Description
Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.
CVSS v3 vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected routers (0)
No routers currently mapped to this CVE in our database.