CVE-2017-11692: Yaml-Cpp Project Yaml-Cpp

High severity, CVSS 7.5. EPSS: 2.2% chance of exploitation in the next 30 days.

The function "Token& Scanner::peek" in scanner.cpp in yaml-cpp 0.5.3 and earlier allows remote attackers to cause a denial of service (assertion failure and application exit) via a '!2' string.

Affected products

• Yaml-Cpp Project Yaml-Cpp: up to and including 0.5.3

Published 2017-07-30. Last modified 2026-06-17.