🛡️ CVE-2023-24620
🟡 CVSS 5.5 — Medium ✅ No Known Exploit CWE-400 NVD
5.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An issue was discovered in Esoteric YamlBeans through 1.15. A crafted YAML document is able perform am XML Entity Expansion attack against YamlBeans YamlReader. By exploiting the Anchor feature in YAML, it is possible to generate a small YAML document that, when read, is expanded to a large size, causing CPU and memory consumption, such as a Java Out-of-Memory exception.

Details

Severity Medium
CVSS Score 5.5
CVSS Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE CWE-400
Public Exploit ✅ No
Source NVD
Published 2023-08-25
Updated 2026-06-08
Modified 2024-02-16
Fix URL N/A

Affected Packages

Software From version Fixed in
com.esotericsoftware.yamlbeans:yamlbeans
yamlbeans 1.15

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