CVE-2021-38555

CRITICAL

Apache Any23 < 2.5 - XML External Entity Injection in StreamUtils.java

Title source: llm
STIX 2.1

Description

An XML external entity (XXE) injection vulnerability was discovered in the Any23 StreamUtils.java file and is known to affect Any23 versions < 2.5. XML external entity injection (also known as XXE) is a web security vulnerability that allows an attacker to interfere with an application's processing of XML data. It often allows an attacker to view files on the application server filesystem, and to interact with any back-end or external systems that the application itself can access.

References (1)

Core 1

Scores

CVSS v3 9.1
EPSS 0.0095
EPSS Percentile 76.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-611
Status published
Products (2)
apache/any23 < 2.5
org.apache.any23/apache-any23 0 - 2.5Maven
Published Sep 11, 2021
Tracked Since Feb 18, 2026