Rapid7

vulnerability

Oracle Linux: CVE-2026-8961: ELSA-2026-21382: firefox security update (IMPORTANT) (Multiple Advisories)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:C/A:N)
Published
May 19, 2026
Added
May 29, 2026
Modified
Jun 5, 2026

Description

Spoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.

Solutions

oracle-linux-upgrade-firefoxoracle-linux-upgrade-thunderbird
Title
Rapid7 Labs

2026 Global Threat Landscape Report

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