CVE-2018-20574

PoC —

CVSS 3.0

6.5 medium

EPSS

3%p84

Published

Dec 28, 2018 (Dec 28, 2018)

Modified

Jun 17, 2026

Description

The SingleDocParser::HandleFlowMap function in yaml-cpp (aka LibYaml-C++) 0.6.2 allows remote attackers to cause a denial of service (stack consumption and application crash) via a crafted YAML file.

Vendors: yaml-cpp project
Products: yaml-cpp
Weakness: CWE-119
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.5%)

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