AUGUST 4, 2026
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Case File

CVE-2024-4367

HIGH · CVSS 8.8 EPSS 72.65% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-05-14 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects Firefox, Java. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 72.6% probability of exploitation in the next 30 days.

Public Exploit Signal

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

External Security References

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

CVE
CVE-2024-4367
Severity
HIGH
CVSS
8.8
EPSS
72.65%
Firefox Java

Original NVD Description

A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

Related CVEs

Other vulnerabilities affecting the same vendor(s)