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CVE-2026-34197

exploited in the wild☆ pin

CVSS

—

Reports

2

First seen

Apr 21, 2026

Last seen

May 26, 2026

Affected product

Apache ActiveMQ Classic (versions <5.19.4, 6.0.0–6.2.3)

Associated actors

Bissa Scanner operator ×1 EvilTokens operator/platform ×1 GTG-1002 ×1 Mexico breach operator (unattributed) ×1

Recent reports

AI Threat Landscape Digest: March-April 2026 — Criminal AI Deployment and Vulnerability Acceleration

Check Point ResearchMay 26, 2026 High

Apache ActiveMQ Classic High-Risk Security Vulnerability CVE-2026-34197

NICS TaiwanApr 21, 2026

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