[UPDATE] [high] Apache ActiveMQ/Artemis: Multiple vulnerabilities

An attacker can exploit multiple vulnerabilities in Apache ActiveMQ/Artemis to conduct an unspecified attack and bypass security precautions.

CSIRTS triage

What: Multiple vulnerabilities in Apache ActiveMQ/Artemis can be exploited to conduct unspecified attacks and bypass security precautions.
Who is affected: Deployments of Apache ActiveMQ/Artemis are affected by these vulnerabilities.
Urgency: Remediation is urgent due to the high severity of the vulnerabilities and potential for exploitation.
Action: Upgrade to the latest version of Apache ActiveMQ/Artemis.

AI-assisted analysis generated from the source advisory — verify against the original.

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EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Elevated exploitation riskCVE-2026-2744610.0% 30-day exploitation probability — well above the norm. Schedule remediation this cycle. Riskier than 95% of all EPSS-scored CVEs.
Low exploitation riskCVE-2025-661680.78% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 54% of all EPSS-scored CVEs.

CVE	CSIRTS overview	External
CVE-2026-27446	coverage & exploitation status	NVD · CVE.org
CVE-2025-66168	coverage & exploitation status	NVD · CVE.org

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.