Recursive entity expansion in Apache JClouds XML parsing
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
Apache JClouds, in all versions, does not restrict recursive entity references in DTDs, which is classified as CWE-776. An unauthenticated remote attacker can exploit this to gain high confidentiality impact. The maintainer has retired the project and no longer supports it.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
** UNSUPPORTED WHEN ASSIGNED ** Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache JClouds. This issue affects Apache JClouds: all versions. As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Apache JClouds. The maintainer recommends finding an alternative or restricting access to the instance to trusted users.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Vendor assessments
Timeline
- 2026-11-03 Threatist record created from CVE-2026-119724
- 2026-11-03 Alias added: GHSA-fg42-24r3-x39g
- 2026-11-06 Affected versions changed · Red Hat
- 2026-11-06 CVSS score added · Red Hat
- 2026-11-06 CVSS score added · CISA ADP
- 2026-11-06 CISA SSVC decision points changed
References
More Apache vulnerabilities
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Sources
- CVE-2026-119724 · CVE Program
- CVE-2026-119724 · NVD
- FIRST EPSS
- GHSA-fg42-24r3-x39g · GitHub Advisory Database · CC BY 4.0
- CVE-2026-119724 · 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