Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-26118

26
FAUCET Score

CVE-2021-26118 describes a vulnerability in Apache ActiveMQ Artemis versions up to 2.15.0 where the creation of advisory messages in the OpenWire protocol bypasses policy-based access control for the entire session. This flaw affects Apache ActiveMQ Artemis and NetApp OnCommand Workflow Automation. The vulnerability has a CVSS score of 7.5 (High), indicating a network-based attack with low complexity, requiring no privileges or user interaction, and potentially leading to high integrity impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.15.0CPE matchmatch criteria
cpe:2.3:a:apache:artemis:2.15.0:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:netapp:oncommand_workflow_automation:-:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.89%
Probability of exploitation in next 30 days
EPSS Percentile
89.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0389 is in the 81st percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (4)

mavenpatch availablevia ghsa
Product: org.apache.activemq:artemis-openwire-protocolFixed in: 2.16.0
redhatpatch availablevia redhat_api
Product: Red Hat AMQ
View patch
redhatpatch availablevia redhat_api
Product: Red Hat AMQ 7.8.1
View patch
redhatno patchvia redhat_api
Product: Red Hat AMQ Broker 7Fixed in: broker

Vendor Advisories (2)

mavenGHSA-q7fr-vqhq-v5xrhigh

Apache ActiveMQ Artemis vulnerable to Improper Access Control

Jun 16, 2021
redhatCVE-2021-26118Important

7: OpenWire can create destinations with an unpriviledged user

Oct 28, 2020

References

lists.apache.org / thread.html/rafd5d7cf303772a0118865262946586921a65ebd98fc24f56c812574%40%3Cannounce.apache.org%3E
mail-archives.apache.org / mod_mbox/activemq-users/202101.mbox/%3CCAH%2BvQmMUNnkiXv2-d3ucdErWOsdnLi6CgnK%2BVfixyJvTgTuYig%40mail.gmail.com%3E
Mailing ListVendor Advisory
security.netapp.com / advisory/ntap-20210827-0002
Third Party Advisory