Entity Expansion Vulnerability in SnakeYAML Affects Multiple Products
CVE-2017-18640

7.5HIGH

Key Information:

Vendor: Snakeyaml Project
Status: Snakeyaml
Vendor: CVE Published:; 12 December 2019

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What is CVE-2017-18640?

The SnakeYAML library prior to version 1.26 contains a vulnerability that permits entity expansion during a load operation. This could lead to potential denial of service due to resource exhaustion, making applications utilizing affected versions susceptible to attacks that exploit this flaw, similar to previous exploits like CVE-2003-1564. It is recommended to upgrade to version 1.26 or higher to mitigate the risk associated with this vulnerability.