Webex — Cyber Threats, Attacks & Incidents

Threat entity extracted from intelligence sources

Frequency
9
occurrences
First Seen
March 5, 2026
Last Seen
July 17, 2026

Webex is a technology platform tracked by ThreatCluster, appearing in 4 threat clusters built from 9 intelligence report mentions.

Webex is a technology platform tracked across 4 threat clusters and 9 intelligence report mentions on ThreatCluster. First observed March 5, 2026; most recent activity July 17, 2026.

Related Threat Clusters

Recent Intelligence Reports

  • New Russian Campaign Uses Fake Webex and Zoom Installers to Deploy Starland RAT — Securityaffairs.Co · July 17, 2026
  • Russian hackers trojanize WebEx, Zoom apps to push Starland malware — Bleepingcomputer · July 16, 2026
  • Cybercrime service disrupted for abusing Microsoft platform to sign malware — Bleepingcomputer · May 19, 2026
  • Cisco: Code injection vulnerability in Unity Connection and other flaws — Heise.De · May 7, 2026
  • Cisco Systems issues three advisories for critical vulnerabilities in Webex, ISE — Csoonline · April 16, 2026
  • Cisco patches critical bugs in Webex, ISE | news — Scmagazine · April 16, 2026
  • Cisco patches critical bugs in Webex, ISE | news — Scworld · April 16, 2026
  • AI Software Security Lessons from Cisco Webex Certificate Flaw — Aicerts.Ai · April 16, 2026

Frequently asked questions

What is Webex?

Webex is a technology platform tracked by ThreatCluster, appearing in 4 threat clusters built from 9 intelligence report mentions.

Is Webex still active?

The most recent intelligence report mentioning Webex on ThreatCluster is dated July 17, 2026. Activity was first observed March 5, 2026, giving a tracked span from then to July 17, 2026.

What is Webex associated with?

Across ThreatCluster reporting, Webex most frequently co-occurs with Vanilla Tempest, DDoS, Denial-of-Service, Malware, Man-in-the-Middle, among 12 tracked related entities.

What are the latest developments involving Webex?

The most significant recent cluster is “Russian UAT-11795 Targets Users with Trojans in Legitimate Software” (6 articles · Updated July 17, 2026). Webex appears across 4 threat clusters in total, listed above with sources.

How much reporting does ThreatCluster have on Webex?

Webex appears in 9 intelligence report mentions across 4 deduplicated threat clusters, aggregated from 17,000+ monitored sources.

CVSS v3.1 Breakdown