MuPDF — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
February 22, 2026
Last Seen
February 22, 2026

MuPDF is a technology platform tracked across 1 threat cluster and 1 intelligence report mention on ThreatCluster. First observed February 22, 2026; most recent activity February 22, 2026.

Related Threat Clusters

  • Fedora 43 and CentOS 8 Address MuPDF Vulnerabilities

    Fedora 43 has released a fix for a medium denial of service vulnerability in MuPDF, a lightweight PDF viewer. Additionally, CentOS 8 has issued a security update addressing a vulnerability related to Poppler, which also…

    2 articles · Updated February 23, 2026

Recent Intelligence Reports

  • CentOS 8 Poppler Security Update Addresses Vulnerability 2023 — Linuxsecurity · February 22, 2026

Related Entities

Denial of Service Fedora CVE-2026-25556 CentOS Poppler

CVSS v3.1 Breakdown