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Package · Debian

pyyaml

5 known vulnerabilities.

All Critical High Medium Low Exploited only Public exploit

5 results · Feed

  • Critical 9.8
    CVE-2020-14343 Public exploit

    Improper Input Validation in PyYAML

    A vulnerability was discovered in the PyYAML library in versions before 5.4, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or with the FullLoader loader. Applications that use the libra…

    pyyaml pyyaml pyyaml py3-yaml Debian Ubuntu Alpine PyPI
  • Critical 9.8
    CVE-2020-1747

    Improper Input Validation in PyYAML

    A vulnerability was discovered in the PyYAML library in versions before 5.3.1, where it is susceptible to arbitrary code execution when it processes untrusted YAML files through the full_load method or with the FullLoader loader. Applications that use the lib…

    Red Hat PyYAML pyyaml pyyaml Debian Alpine PyPI
  • Critical 9.8
    CVE-2019-20477

    Deserialization of Untrusted Data in PyYAML

    PyYAML 5.1 through 5.1.2 has insufficient restrictions on the load and load_all functions because of a class deserialization issue, e.g., Popen is a class in the subprocess module. NOTE: this issue exists because of an incomplete fix for CVE-2017-18342.

    pyyaml pyyaml Debian PyPI
  • Critical 9.8
    CVE-2017-18342

    PyYAML insecurely deserializes YAML strings leading to arbitrary code execution

    In PyYAML before 5.1, the yaml.load() API could execute arbitrary code if used with untrusted data. The load() function has been deprecated in version 5.1 and the 'UnsafeLoader' has been introduced for backward compatibility with the function.

    pyyaml pyyaml pyyaml Debian Ubuntu PyPI
  • Unscored —
    CVE-2014-9130 EPSS 13%

    scanner.c in LibYAML 0.1.5 and 0.1.6, as used in the YAML-LibYAML (aka YAML-XS) module for Perl, allows context-depende…

    libyaml-libyaml-perl pyyaml libyaml pyyaml Debian Ubuntu Alpine