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Case File

CVE-2018-12378

CRITICAL · CVSS 9.8 EPSS 3.36% 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-2018-12378
Severity
CRITICAL
CVSS
9.8
EPSS
3.36%
Firefox Java

Original NVD Description

A use-after-free vulnerability can occur when an IndexedDB index is deleted while still in use by JavaScript code that is providing payload values to be stored. This results in a potentially exploitable crash. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.