CVE-2026-0866 - Vulnerability Details

Threat entity extracted from intelligence sources

Frequency
4
occurrences
First Seen
March 10, 2026
Last Seen
March 14, 2026

Related Threat Clusters

  • Critical Flaw in ZIP File Processing Enables Malware Bypass of Security Systems

    A vulnerability tracked as CVE-2026-0866 allows attackers to exploit malformed ZIP headers to evade detection by antivirus and EDR systems. This flaw can lead to malicious payloads being executed without triggering…

    6 articles · Updated March 10, 2026
  • Zombie ZIP Attack Evades Antivirus Detection

    The newly discovered 'Zombie ZIP' vulnerability, tracked as CVE-2026-0866, allows compressed malware to bypass detection by approximately 98% of antivirus engines. This technique exploits the way ZIP files are handled,…

    2 articles · Updated March 14, 2026

Recent Intelligence Reports

  • New "Zombie ZIP" attack can evade most antivirus scanners — Techspot · March 14, 2026
  • Analyzing "Zombie Zip" Files (CVE-2026-0866), (Wed, Mar 11th) — Isc.Sans.Edu · March 11, 2026
  • New 'Zombie ZIP' technique lets malware slip past security tools — Bleepingcomputer · March 10, 2026
  • Malformed ZIP Files Allows Attackers to Bypass Antivirus and EDR Detections — Cybersecuritynews · March 10, 2026

CVSS v3.1 Breakdown