Cross Site Scripting Vulnerability in GetSimpleCMS Admin Interface
CVE-2020-20391

5.4MEDIUM

Key Information:

Vendor

Get-simple

Status
Getsimplecms
Vendor
CVE Published:
23 June 2021

What is CVE-2020-20391?

A Cross Site Scripting vulnerability exists in the admin component of GetSimpleCMS version 3.4.0a, specifically within the admin/snippets.php file. This flaw can be exploited via unvalidated input in the 'Add Snippet' and 'Save Snippets' functionalities, allowing attackers to inject malicious scripts that could run in the context of a user's session, potentially compromising user data and session integrity.

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References

https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1322
x_refsource_MISC

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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