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new Yaml(new org.yaml.snakeyaml.constructor.Constructor() [, ...])
This is These are not vulnerable:
new Yaml(new org.yaml.snakeyaml.constructor.SafeConstructor() [, ...])
new Yaml(new org.yaml.snakeyaml.constructor.SafeConstructor(new LoaderOptions()) [, ...])
If a different Constructor is passed as first parameter you need to check it manually.
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