Apache CXF: Denial of Service vulnerability with temporary files
Priority LOW 37CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Partial Red Hat: 9 fixed, 13 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-400.
Summary
A potential denial of service vulnerability is present in versions of Apache CXF before 3.5.10, 3.6.5 and 4.0.6. In some edge cases, the CachedOutputStream instances may not be closed and, if backed by temporary files, may fill up the file system (it applies to servers and clients).
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.02194 82nd percentileScored 2026-11-07
Fix Partial Apache CXF (Apache Software Foundation): 3.5.10, 3.6.5, 4.0.6org.apache.cxf:cxf-core (Maven): 3.5.10, 3.6.5, 4.0.6Red Hat: 9 advisoriesRed Hat: 9 fixed, 13 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Apache | Apache CXF | before 3.5.10; 3.6.0 to before 3.6.5; 4.0.0 to before 4.0.6 | 3.5.10, 3.6.5, 4.0.6 | Patch available | CNA |
| — | org.apache.cxf:cxf-core (Maven) | before 3.5.10 | 3.5.10 | Patch available | GHSA-fh5r-crhr-qrrq |
| — | org.apache.cxf:cxf-core (Maven) | 3.6.0 to before 3.6.5 | 3.6.5 | Patch available | GHSA-fh5r-crhr-qrrq |
| — | org.apache.cxf:cxf-core (Maven) | 4.0.0 to before 4.0.6 | 4.0.6 | Patch available | GHSA-fh5r-crhr-qrrq |
- Apache CXF VendorApache Affected before 3.5.10; 3.6.0 to before 3.6.5; 4.0.0 to before 4.0.6 Fixed in 3.5.10, 3.6.5, 4.0.6 Patch available CNA
- org.apache.cxf:cxf-core (Maven) Vendor— Affected before 3.5.10 Fixed in 3.5.10 Patch available GHSA-fh5r-crhr-qrrq
- org.apache.cxf:cxf-core (Maven) Vendor— Affected 3.6.0 to before 3.6.5 Fixed in 3.6.5 Patch available GHSA-fh5r-crhr-qrrq
- org.apache.cxf:cxf-core (Maven) Vendor— Affected 4.0.0 to before 4.0.6 Fixed in 4.0.6 Patch available GHSA-fh5r-crhr-qrrq
Remediation
- Fix · CNA Apache CXF (Apache Software Foundation) Fixed in 3.5.10, 3.6.5, 4.0.6
- Fix · GHSA-fh5r-crhr-qrrq org.apache.cxf:cxf-core (Maven) Fixed in 3.5.10 Advisory →
- Fix · GHSA-fh5r-crhr-qrrq org.apache.cxf:cxf-core (Maven) Fixed in 3.6.5 Advisory →
- Fix · GHSA-fh5r-crhr-qrrq org.apache.cxf:cxf-core (Maven) Fixed in 4.0.6 Advisory →
Red Hat 9 advisories
- RHSA-2026:33371 Released 2026-06-30 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.3.18 security update
- Red Hat JBoss Enterprise Application Platform 7.3 EUS for RHEL 7 Server eap7-apache-cxf-3.4.10-4.SP2_redhat_00004.1.el7eap, eap7-apache-cxf-rt-3.4.10-4.SP2_redhat_00004.1.el7eap, eap7-apache-cxf-services-3.4.10-4.SP2_redhat_00004.1.el7eap +7
- RHSA-2026:33372 Released 2026-06-30 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.1.15 security update
- Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7 Server eap7-apache-cxf-3.1.16-7.redhat_00007.1.ep7.el7, eap7-apache-cxf-rt-3.1.16-7.redhat_00007.1.ep7.el7, eap7-apache-cxf-services-3.1.16-7.redhat_00007.1.ep7.el7 +2
- RHSA-2025:10931 Released 2025-07-14 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.4.23 Security update
- Red Hat JBoss Enterprise Application Platform 7
Show 6 more Red Hat advisories
- RHSA-2025:10925 Released 2025-07-14 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.4.23 Security update
- Red Hat JBoss EAP 7.4 for RHEL 8 eap7-activemq-artemis-2.16.0-21.redhat_00055.1.el8eap, eap7-activemq-artemis-cli-2.16.0-21.redhat_00055.1.el8eap, eap7-activemq-artemis-commons-2.16.0-21.redhat_00055.1.el8eap +46
- RHSA-2025:10924 Released 2025-07-14 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.4.23 Security update
- Red Hat JBoss EAP 7.4 for RHEL 7 Server eap7-activemq-artemis-2.16.0-21.redhat_00055.1.el7eap, eap7-activemq-artemis-cli-2.16.0-21.redhat_00055.1.el7eap, eap7-activemq-artemis-commons-2.16.0-21.redhat_00055.1.el7eap +45
- RHSA-2025:10926 Released 2025-07-14 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 7.4.23 Security update
- Red Hat JBoss EAP 7.4 for RHEL 9 eap7-activemq-artemis-2.16.0-21.redhat_00055.1.el9eap, eap7-activemq-artemis-cli-2.16.0-21.redhat_00055.1.el9eap, eap7-activemq-artemis-commons-2.16.0-21.redhat_00055.1.el9eap +46
- RHSA-2025:10459 Released 2025-07-07 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 8.0.8 Security update
- Red Hat JBoss Enterprise Application Platform 8.0.8
- RHSA-2025:10452 Released 2025-07-07 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 8.0.8 Security update
- Red Hat JBoss EAP 8.0 for RHEL 8 eap8-activemq-artemis-2.33.0-3.redhat_00017.1.el8eap, eap8-activemq-artemis-cli-2.33.0-3.redhat_00017.1.el8eap, eap8-activemq-artemis-commons-2.33.0-3.redhat_00017.1.el8eap +47
- RHSA-2025:10453 Released 2025-07-07 · Red Hat rating ImportantRed Hat JBoss Enterprise Application Platform 8.0.8 Security update
- Red Hat JBoss EAP 8.0 for RHEL 9 eap8-activemq-artemis-2.33.0-3.redhat_00017.1.el9eap, eap8-activemq-artemis-cli-2.33.0-3.redhat_00017.1.el9eap, eap8-activemq-artemis-commons-2.33.0-3.redhat_00017.1.el9eap +47
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Logging Subsystem for Red Hat OpenShift | Affected | No fix yet: Fix deferred |
| Red Hat Build of Keycloak | Affected | No fix yet: Fix deferred |
| Red Hat Fuse 7 | Affected | No fix planned: Out of support scope |
| Red Hat Integration Camel K 1 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Data Grid 7 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Enterprise Application Platform 8 | Affected | No fix yet: Fix deferred |
| Red Hat JBoss Enterprise Application Platform Expansion Pack | Affected | No fix yet: Fix deferred |
| Red Hat Process Automation 7 | Affected | No fix yet: Fix deferred |
| Red Hat Single Sign-On 7 | Affected | No fix yet: Fix deferred |
| Red Hat build of Apache Camel 4 for Quarkus 3 | Affected | No fix yet: Fix deferred |
| Red Hat build of Apache Camel for Spring Boot 4 | Affected | No fix yet: Fix deferred |
| Red Hat build of Quarkus | Affected | No fix yet: Fix deferred |
| streams for Apache Kafka | Affected | No fix yet: Fix deferred |
| Red Hat JBoss EAP 7.4 for RHEL 7 Server | Fixed | RHSA-2025:10924 |
| Red Hat JBoss EAP 7.4 for RHEL 8 | Fixed | RHSA-2025:10925 |
| Red Hat JBoss EAP 7.4 for RHEL 9 | Fixed | RHSA-2025:10926 |
| Red Hat JBoss EAP 8.0 for RHEL 8 | Fixed | RHSA-2025:10452 |
| Red Hat JBoss EAP 8.0 for RHEL 9 | Fixed | RHSA-2025:10453 |
| Red Hat JBoss Enterprise Application Platform 7 | Fixed | RHSA-2025:10931 |
| Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7 Server | Fixed | RHSA-2026:33372 |
| Red Hat JBoss Enterprise Application Platform 7.3 EUS for RHEL 7 Server | Fixed | RHSA-2026:33371 |
| Red Hat JBoss Enterprise Application Platform 8.0.8 | Fixed | RHSA-2025:10459 |
Not affected: 2 products
- Red Hat JBoss Enterprise Application Platform 7.1 EUS for RHEL 7 Server
- Red Hat JBoss Enterprise Application Platform 7.3 EUS for RHEL 7 Server
Timeline
- 2026-10-02 Threatist record created from CVE-2025-23184
- 2026-10-03 Alias added: GHSA-fh5r-crhr-qrrq
References
Advisory 2
Other 8
- https://github.com/apache/cxf/pull/2048
- https://github.com/apache/cxf/pull/2111
- https://github.com/apache/cxf
- https://issues.apache.org/jira/browse/CXF-7396
- https://security.netapp.com/advisory/ntap-20250214-0003
- https://www.vicarius.io/vsociety/posts/cve-2025-23184-detect-apache-cxf-vulnerability
- https://www.vicarius.io/vsociety/posts/cve-2025-23184-mitigate-apache-cxf-vulnerability
- http://www.openwall.com/lists/oss-security/2025/01/20/3
More Apache Cxf vulnerabilities
- TI-2019-09264 Incorrect authorization in Apache CXF CVSS 3.1CRITICAL 9.8
- TI-2020-10930 Apache CXF Reflected XSS in the services listing page via the styleSheetPath CVSS 3.1MEDIUM 6.1
- TI-2010-01990 Apache CXF 2.0.x before 2.0.13, 2.1.x before 2.1.10, and 2.2.x before 2.2.9, as used in… CVSS 3.1CRITICAL 9.8
- TI-2022-22907 Apache CXF SSRF Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2026-47481 Apache CXF: Unsafe deserialization of inbound JMS ObjectMessage CVSS 3.1CRITICAL 9.8
- TI-2025-31053 Apache CXF: Untrusted JMS configuration can lead to RCE CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-23184 · CVE Program
- CVE-2025-23184 · NVD
- FIRST EPSS
- GHSA-fh5r-crhr-qrrq · GitHub Advisory Database · CC BY 4.0
- CVE-2025-23184 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences