AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2018-12363

HIGH · CVSS 8.8 EPSS 3.10% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-10-18 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-12363
Severity
HIGH
CVSS
8.8
EPSS
3.10%
Firefox

Original NVD Description

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

Related CVEs

Other vulnerabilities affecting the same vendor(s)