VULNERABILITY INTELLIGENCE

CVE-2018-18492

CVSS score9.8 CRITICAL
EPSS probability9.65%
CISA KEVNot currently listed
Published2019-02-28
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

A use-after-free vulnerability can occur after deleting a selection element due to a weak reference to the select element in the options collection. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

Weakness classification

  • nvd@nist.gov: CWE-416

Primary references