Zerologon - Vulnerability

Threat entity extracted from intelligence sources

Frequency
7
occurrences
First Seen
November 19, 2025
Last Seen
June 18, 2026

Zerologon is a vulnerability tracked by ThreatCluster, appearing in 4 threat clusters built from 7 intelligence report mentions.

Zerologon is a vulnerability tracked across 4 threat clusters and 7 intelligence report mentions on ThreatCluster. First observed November 19, 2025; most recent activity June 18, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • Operation Escaneo Signals Shift in LatAm Threat Landscape — Darkreading · June 18, 2026
  • LATAM Infrastructure Hit by Fortinet and Ivanti Exploits — Infosecurity-Magazine · June 18, 2026
  • Operation Escaneo: Infrastructure Exposure, TTP Analysis, and Attribution Assessment of an ... — Cloudsek · June 17, 2026
  • May Patch Tuesday roundup: Critical holes in Windows Netlogon, DNS, and SAP S/4HANA — Csoonline · May 13, 2026
  • Microsoft releases rare zero — Computerweekly · May 12, 2026
  • ICO fines UK water company over major customer data breach — Computing · May 12, 2026
  • The nexus of risk and intelligence: How vulnerability — Csoonline · November 19, 2025

Frequently asked questions

What is Zerologon?

Zerologon is a vulnerability tracked by ThreatCluster, appearing in 4 threat clusters built from 7 intelligence report mentions.

Is Zerologon still active?

The most recent intelligence report mentioning Zerologon on ThreatCluster is dated June 18, 2026. Activity was first observed November 19, 2025, giving a tracked span from then to June 18, 2026.

What is Zerologon associated with?

Across ThreatCluster reporting, Zerologon most frequently co-occurs with Mexican Mafia, MexicanMafia, Pancho Villa, PanchoVilla, Data Breach, among 12 tracked related entities.

What are the latest developments involving Zerologon?

The most significant recent cluster is “Operation Escaneo Targets Latin American Critical Infrastructure” (4 articles · Updated June 18, 2026). Zerologon appears across 4 threat clusters in total, listed above with sources.

How much reporting does ThreatCluster have on Zerologon?

Zerologon appears in 7 intelligence report mentions across 4 deduplicated threat clusters, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown