CVE-2026-27446

critical

Published 2026-03-04 · Modified 2026-05-21

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

9.8

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

9.3

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

VIR risk

9.8

Description

Apache Artemis and Apache ActiveMQ Artemis are Missing Authentication for Critical Functions

Predictions

Exploit likelihood

97%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Package impact

Ecosystem	Package	Vulnerable	Fixed
Maven	org.apache.activemq:artemis-server	`>=2.11.0,<=2.44.0`
Maven	org.apache.artemis:artemis-server	`>=2.50.0,<2.52.0`	`2.52.0`
MAVEN	org.apache.artemis:artemis-server	`>= 2.50.0, < 2.52.0`	`2.52.0`
MAVEN	org.apache.activemq:artemis-server	`>= 2.11.0, <= 2.44.0`

Application impact

Vendor	Product	Versions	Fixed
apache	activemq_artemis	`{"startIncluding":"2.11.0","endIncluding":"2.44.0"}`
apache	artemis	`2.50.0`

References

CWEs

CWE-306

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.