How severe is CVE-2025-27391?

CVE-2025-27391 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-27391 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-27391?

CVE-2025-27391 affects Apache Artemis. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-27391?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-27391 have an EU (EUVD) identifier?

Yes. CVE-2025-27391 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10665.

When was CVE-2025-27391 published?

CVE-2025-27391 was published on 2025-04-09 and last updated on 2026-06-17.

CVE-2025-27391

CVE-2025-27391 is a medium-severity vulnerability in Apache Artemis with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v4: 6.8
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-10665
Weakness: CWE-532
Affected product: Apache Artemis
Published: 2025-04-09
Last modified: 2026-06-17

Description

Insertion of Sensitive Information into Log File vulnerability in Apache ActiveMQ Artemis. All the values of the broker properties are logged when the org.apache.activemq.artemis.core.config.impl.ConfigurationImpl logger has the debug level enabled. This issue affects Apache ActiveMQ Artemis: from 1.5.1 before 2.40.0. It can be mitigated by restricting log access to only trusted users. Users are recommended to upgrade to version 2.40.0, which fixes the issue.

Frequently asked questions

What is CVE-2025-27391?: Insertion of Sensitive Information into Log File vulnerability in Apache ActiveMQ Artemis. All the values of the broker properties are logged when the org.apache.activemq.artemis.core.config.impl.ConfigurationImpl logger has the debug level enabled. This issue affects Apache ActiveMQ Artemis: from 1.5.1 before 2.40.0. It can be mitigated by restricting log access to only trusted users. Users are recommended to upgrade to version 2.40.0, which fixes the issue.
How severe is CVE-2025-27391?: CVE-2025-27391 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-27391 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-27391?: CVE-2025-27391 affects Apache Artemis. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-27391?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-27391 have an EU (EUVD) identifier?: Yes. CVE-2025-27391 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-10665.
When was CVE-2025-27391 published?: CVE-2025-27391 was published on 2025-04-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:apache:artemis:*:*:*:*:*:*:*:*

More vulnerabilities in Apache Artemis

CVE-2026-27446 — Critical (CVSS 9.8): Missing Authentication for Critical Function (CWE-306) vulnerability in Apache Artemis, Apache ActiveMQ Artemis. An…
CVE-2023-50780 — High (CVSS 8.8): Apache ActiveMQ Artemis allows access to diagnostic information and controls through MBeans, which are also exposed…
CVE-2022-23913 — High (CVSS 7.5): In Apache ActiveMQ Artemis prior to 2.20.0 or 2.19.1, an attacker could partially disrupt availability (DoS) through…
CVE-2021-26118 — High (CVSS 7.5): While investigating ARTEMIS-2964 it was found that the creation of advisory messages in the OpenWire protocol head of…
CVE-2021-26117 — High (CVSS 7.5): The optional ActiveMQ LDAP login module can be configured to use anonymous access to the LDAP server. In this case, for…
CVE-2017-12174 — High (CVSS 7.5): It was found that when Artemis and HornetQ before 2.4.0 are configured with UDP discovery and JGroups discovery a huge…

All CVEs affecting Apache Artemis →

Other CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities

CVE-2022-36407 — Critical (CVSS 9.9): Insertion of Sensitive Information into Log File vulnerability in Hitachi Virtual Storage Platform, Hitachi Virtual…
CVE-2023-40029 — Critical (CVSS 9.9): Argo CD is a declarative continuous deployment for Kubernetes. Argo CD Cluster secrets might be managed declaratively…
CVE-2021-32724 — Critical (CVSS 9.9): check-spelling is a github action which provides CI spell checking. In affected versions and for a repository with the…
CVE-2026-49200 — Critical (CVSS 9.8): The acer_cgi.log file in the device firmware is accessible without authentication via the web interface. This file…
CVE-2026-22778 — Critical (CVSS 9.8): vLLM is an inference and serving engine for large language models (LLMs). From 0.8.3 to before 0.14.1, when an invalid…
CVE-2025-11008 — Critical (CVSS 9.8): The CE21 Suite plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and…

Browse all CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities →