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6,000+ Apache ActiveMQ Instances Vulnerable to CVE-2026-34197 Exposed Online

ID: abfb5f0c-e350-595f-82d3-de854639f6f3

STIX ID: report--abfb5f0c-e350-595f-82d3-de854639f6f3

Feed Name: Cyber Press

Threat Score
86/100

Date Published: 2026-04-21

Date Updated: 2026-05-05

Author: AnuPriya

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A critical Apache ActiveMQ vulnerability (CVE-2026-34197) allowing remote code execution has been identified in over 6,300 internet-exposed instances by Shadowserver; CISA added the flaw to its Known Exploited Vulnerabilities catalog, researchers published technical analysis of exploitation techniques, and active exploitation including APT-linked campaigns has been reported, prompting urgent patching, network restrictions, and monitoring recommendations.

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