GHSA-p44j-xrqg-4xrr

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    GHSA-p44j-xrqg-4xrr

    Published: 8 Mar 2021Last Modified: 8 Jul 2026

    Summary: URL Redirection to Untrusted Site ('Open Redirect') in Products.PluggableAuthService

    Details: ### Impact _What kind of vulnerability is it? Who is impacted?_ Open redirect vulnerability - a maliciously crafted link to the login form and login functionality could redirect the browser to a different website. ### Patches _Has the problem been patched? What versions should users upgrade to?_ The problem has been fixed in version 2.6.1. Depending on how you have installed Products.PluggableAuthService, you should change the buildout version pin to `2.6.1` and re-run the buildout, or if you used `pip` simply do `pip install "Products.PluggableAuthService>=2.6.1"` ### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_ There is no workaround. Users are encouraged to upgrade. ### References _Are there any links users can visit to find out more?_ - [GHSA-p44j-xrqg-4xrr](https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p44j-xrqg-4xrr) - [Products.PluggableAuthService on PyPI](https://pypi.org/project/Products.PluggableAuthService/) - [OWASP page on open redirects](https://cheatsheetseries.owasp.org/cheatsheets/Unvalidated_Redirects_and_Forwards_Cheat_Sheet.html) ### For more information If you have any questions or comments about this advisory: * Open an issue in the [Products.PluggableAuthService issue tracker](https://github.com/zopefoundation/Products.PluggableAuthService/issues) * Email us at [[email protected]](mailto:[email protected])

    References: https://github.com/zopefoundation/Products.PluggableAuthService/security/advisories/GHSA-p44j-xrqg-4xrr, https://nvd.nist.gov/vuln/detail/CVE-2021-21337, https://github.com/zopefoundation/Products.PluggableAuthService/commit/7eead067898852ebd3e0f143bc51295928528dfa, https://github.com/pypa/advisory-database/tree/main/vulns/products-pluggableauthservice/PYSEC-2021-45.yaml, https://github.com/zopefoundation/Products.PluggableAuthService, https://pypi.org/project/Products.PluggableAuthService, http://packetstormsecurity.com/files/162911/Products.PluggableAuthService-2.6.0-Open-Redirect.html

    Affected packages

    Package

    Name: products-pluggableauthservice

    Purl: pkg:pypi/products-pluggableauthservice

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2.6.1

    Affected versions

    1.10.0

    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
    GHSA-p44j-xrqg-4xrr | CVE-DB