PYSEC-2020-85

    Dashboard / Vulnerabilities / PYSEC-2020-85

    PYSEC-2020-85

    Published: 23 Jan 2020Last Modified: 10 Jun 2026

    Summary:

    Details: An open redirect on the login form (and possibly other places) in Plone 4.0 through 5.2.1 allows an attacker to craft a link to a Plone Site that, when followed, and possibly after login, will redirect to an attacker's site.

    References: https://plone.org/security/hotfix/20200121, https://plone.org/security/hotfix/20200121/an-open-redirection-on-the-login-form-and-possibly-other-places, https://www.openwall.com/lists/oss-security/2020/01/22/1, http://www.openwall.com/lists/oss-security/2020/01/24/1, https://github.com/advisories/GHSA-82j9-wfcf-9v2h

    Affected packages

    Package

    Name: plone

    Purl: pkg:pypi/plone

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 4.0
    Fixed -5.2.2

    Affected versions

    4.0
    4.0.1
    4.0.10
    4.0.2
    4.0.3
    4.0.4
    4.0.5
    4.0.6
    4.0.7
    4.0.8
    4.0.9

    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-2020-85 | CVE-DB