PYSEC-2017-14

    Dashboard / Vulnerabilities / PYSEC-2017-14

    PYSEC-2017-14

    Published: 22 Feb 2017Last Modified: 8 Nov 2023

    Summary:

    Details: The serializer in html5lib before 0.99999999 might allow remote attackers to conduct cross-site scripting (XSS) attacks by leveraging mishandling of the < (less than) character in attribute values.

    References: https://html5lib.readthedocs.io/en/latest/changes.html#b9, https://github.com/html5lib/html5lib-python/issues/12, https://github.com/html5lib/html5lib-python/issues/11, https://github.com/html5lib/html5lib-python/commit/9b8d8eb5afbc066b7fac9390f5ec75e5e8a7cab7, http://www.securityfocus.com/bid/95132, http://www.openwall.com/lists/oss-security/2016/12/08/8, http://www.openwall.com/lists/oss-security/2016/12/06/5, https://github.com/advisories/GHSA-v9v9-xffq-rwr4

    Affected packages

    Package

    Name: html5lib

    Purl: pkg:pypi/html5lib

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -9b8d8eb5afbc066b7fac9390f5ec75e5e8a7cab7

    Affected versions

    0.10

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    PYSEC-2017-14 | CVE-DB