CWE
79
Advisory Published
Updated

CVE-2020-18657: XSS

First published: Wed Jun 23 2021(Updated: )

Cross Site Scripting (XSS) vulnerability in GetSimpleCMS <= 3.3.15 in admin/changedata.php via the redirect_url parameter and the headers_sent function.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Get-simple Getsimplecms<=3.3.15

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Frequently Asked Questions

  • What is the severity of CVE-2020-18657?

    The severity of CVE-2020-18657 is medium with a CVSS score of 6.1.

  • What is CVE-2020-18657?

    CVE-2020-18657 is a Cross Site Scripting (XSS) vulnerability in GetSimpleCMS <= 3.3.15 in the admin/changedata.php file.

  • What software versions are affected by CVE-2020-18657?

    GetSimpleCMS versions up to and including 3.3.15 are affected by CVE-2020-18657.

  • How can I fix CVE-2020-18657?

    Upgrade GetSimpleCMS to a version higher than 3.3.15 to fix CVE-2020-18657.

  • Where can I find more information about CVE-2020-18657?

    You can find more information about CVE-2020-18657 at the following references: [Link 1](https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1310), [Link 2](https://github.com/LoRexxar/CVE_Request/blob/master/getsimplecms%20v3.3.15/getsimplecms_before_v3.3.15.md), [Link 3](https://www.seebug.org/vuldb/ssvid-97929).

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