Description
An issue was discovered in Esoteric YamlBeans through 1.15. It allows untrusted deserialisation to Java classes by default, where the data and class are controlled by the author of the YAML document being processed.
References (3)
Core 3
Core References
Third Party Advisory
https://contrastsecurity.com
Exploit, Third Party Advisory
https://github.com/Contrast-Security-OSS/yamlbeans/blob/main/SECURITY.md
Third Party Advisory
https://github.com/EsotericSoftware
Scores
CVSS v3
7.8
EPSS
0.0044
EPSS Percentile
35.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-502
Status
published
Products (2)
com.esotericsoftware.yamlbeans/yamlbeans
0Maven
esotericsoftware/yamlbeans
< 1.15
Published
Aug 25, 2023
Tracked Since
Feb 18, 2026