CVE-2021-39239

XML External Entity (XXE) vulnerability

HIGH
7.5
CVSS Score
Published: September 16, 2021 at 02:40 PM UTC
Updated: June 17, 2026 at 04:03 AM UTC
1 product affected across 1 vendorJena

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Severity
HIGH7.5
Exploit prediction
EPSS 4%

Description

A vulnerability in XML processing in Apache Jena, in versions up to 4.1.0, may allow an attacker to execute XML External Entities (XXE), including exposing the contents of local files to a remote server.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 4.1.0v < 4.1.0
Affected range stops below 4.1.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-611

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