Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Apache Jena's jena-core package, versions before 4.2.0, is vulnerable to XML External Entity (XXE) processing. An attacker who can supply XML for Jena to parse may be able to read the contents of local files and send them to a remote server. Upgrade jena-core to 4.2.0 or later.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
No source has published a CVSS score for this record yet.
- CISA KEV Not listed.
- EPSS 0.043, the 91st percentile, on 11 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 15:12 UTC First seen by agentprime
- 31 Oct 2026, 15:12 UTC Confirmed by OSV
Sources
- GitHub Advisory Database: GHSA-7rp6-w7mg-h8rw
- OSV: GHSA-7rp6-w7mg-h8rw
- nvd.nist.gov/vuln/detail/CVE-2021-39239
- gitbox.apache.org/repos/asf?p=jena.git
- lists.apache.org/thread.html/r0f03ae7e102c3e8587fdd36531fc167309335738156dfbd7d9c1bf45@%3Cdev.jena.apache.org%3E
- lists.apache.org/thread.html/rce5241b228a1f0e5880f6b2bfdb7ae9ee420e94cb692738a0bbfed9d@%3Cdev.jena.apache.org%3E
- lists.apache.org/thread.html/rf44d529c54ef1d0097e813f576a0823a727e1669a9f610d3221d493d%40%3Cusers.jena.apache.org%3E
- lists.apache.org/thread.html/rf44d529c54ef1d0097e813f576a0823a727e1669a9f610d3221d493d@%3Cannounce.apache.org%3E