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leads to cross site scripting (Reflected). It is possible to initiate the attack","url":"https://cyberstrike.io/cve/CVE-2017-20033/","datePublished":"2022-06-10T10:15:08.703","dateModified":"2026-06-17T01:14:58.047","publisher":{"@id":"https://cyberstrike.io/#organization"},"isPartOf":{"@id":"https://cyberstrike.io/#website"},"about":{"@type":"SoftwareSourceCode","name":"phplist phplist"},"keywords":["CVE-2017-20033","medium","CVSS 4.3","CWE-80","CWE-79","phplist phplist"]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://cyberstrike.io"},{"@type":"ListItem","position":2,"name":"CVE Database","item":"https://cyberstrike.io/cve/"},{"@type":"ListItem","position":3,"name":"2017","item":"https://cyberstrike.io/cve/year/2017/"},{"@type":"ListItem","position":4,"name":"CVE-2017-20033","item":"https://cyberstrike.io/cve/CVE-2017-20033/"}]},{"@type":"FAQPage","mainEntity":[{"@type":"Question","name":"What is CVE-2017-20033?","acceptedAnswer":{"@type":"Answer","text":"CVE-2017-20033 is a medium-severity vulnerability affecting phplist phplist. It was published on June 10, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM)."}},{"@type":"Question","name":"How severe is CVE-2017-20033?","acceptedAnswer":{"@type":"Answer","text":"This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation."}},{"@type":"Question","name":"How do I fix or remediate CVE-2017-20033?","acceptedAnswer":{"@type":"Answer","text":"Check the references section for vendor advisories and patches from phplist. Update phplist to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions."}},{"@type":"Question","name":"How can CyberStrike help with CVE-2017-20033?","acceptedAnswer":{"@type":"Answer","text":"CyberStrike's AI-powered security agents can automatically detect CVE-2017-20033 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability."}}]}]}

CVE-2017-20033

4.3 · MEDIUM
Published Jun 10, 2022 phplist CWE-80 EPSS 0.75% (52th pctl)

Overview

CVE-2017-20033 is a medium-severity vulnerability affecting phplist phplist. It was published on June 10, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

A vulnerability classified as problematic has been found in PHPList 3.2.6. This affects an unknown part of the file /lists/admin/. The manipulation of the argument page with the input send\'\";><script>alert(8)</script> leads to cross site scripting (Reflected). It is possible to initiate the attack remotely. Upgrading to version 3.3.1 is able to address this issue. It is recommended to upgrade the affected component.

Remediation

Check the references section for vendor advisories and patches from phplist. Update phplist to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status

References

Ref seclists.org/fulldisclosure/2017/Mar/46 Ref vuldb.com/?id.98919 Ref seclists.org/fulldisclosure/2017/Mar/46 Ref vuldb.com/?id.98919

Frequently Asked Questions

What is CVE-2017-20033?

CVE-2017-20033 is a medium-severity vulnerability affecting phplist phplist. It was published on June 10, 2022 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2017-20033?

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2017-20033?

Check the references section for vendor advisories and patches from phplist. Update phplist to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-20033?

CyberStrike's AI-powered security agents can automatically detect CVE-2017-20033 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

Autonomous Discovery

AI agents map your attack surface to find vulnerabilities like this one.
Continuous Pentesting

Automated penetration testing that runs continuously, not just quarterly.
Code Review

AI-driven PR review catches vulnerable dependencies before they ship.
HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.

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