6,000+ Publicly Exposed Apache ActiveMQ Instances Found Vulnerable to CVE-2026-34197
ID: 11e3e043-c34e-5018-9642-f7e043404a12
STIX ID: report--11e3e043-c34e-5018-9642-f7e043404a12
Feed Name: GBHackers
Threat Score
A critical input-validation flaw in Apache ActiveMQ (CVE-2026-34197) has left roughly 6,364 internet-facing instances vulnerable to remote code execution; CISA added the CVE to its Known Exploited Vulnerabilities catalog, Shadowserver is tracking exposed servers, and Horizon3.ai published technical analysis. Organizations are urged to patch, block public access to ActiveMQ ports, hunt for signs of compromise, and subscribe to Shadowserver reporting to reduce risk of ransomware, data theft, or full system compromise.
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