Stored Cross Site Scripting in phpList Allows Arbitrary Script Execution
CVE-2020-23209

5.4MEDIUM

Key Information:

Vendor

PHPlist

Status
PHPlist
Vendor
CVE Published:
1 July 2021

What is CVE-2020-23209?

A stored cross site scripting vulnerability found in phpList version 3.5.3 allows attackers to inject and execute arbitrary scripts or HTML via a malicious payload in the 'List Description' field during the editing process of a list. Exploiting this flaw can lead to unauthorized script execution within the context of the victim's browser, potentially compromising sensitive user data and undermining the application's integrity. Users are strongly advised to sanitize inputs and apply appropriate security measures to mitigate these risks.

References

https://github.com/phpList/phplist3/issues/666
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

.