CVE-2021-33813

HIGH7.5EPSS 1.4%

XML External Entity (XXE) Injection in JDOM

Published: 7/27/2021Modified: 9/16/2025
Also known as:GHSA-2363-cqg2-863cBIT-solr-2021-33813

Description

An XXE issue in SAXBuilder in JDOM through 2.0.6 allows attackers to cause a denial of service via a crafted HTTP request. As a workaround, to avoid external entities being expanded, one can call `builder.setExpandEntities(false)` and they won't be expanded.

Affected packages (8)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1HIGH7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (33)