CVE-2020-14073

Name: CVE-2020-14073
Creator: NVD / NIST
Published: 2020-06-23T20:15:12.473+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 2.86%

Last modified Jun 17, 2026

CVE-2020-14073 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. XSS exists in PRTG Network Monitor 20.1.56.1574 via crafted map properties. An attacker with Read/Write privileges can create a map, and then use the Map Designer Properties screen to insert JavaScript code. EPSS estimates a 2.86% chance of exploitation in the next 30 days.

Description

XSS exists in PRTG Network Monitor 20.1.56.1574 via crafted map properties. An attacker with Read/Write privileges can create a map, and then use the Map Designer Properties screen to insert JavaScript code. This can be exploited against any user with View Maps or Edit Maps access.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

2.86%

85.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Paessler	Prtg Network Monitor	20.1.56.1574

References

http://packetstormsecurity.com/files/160312/PRTG-Network-Monitor-20.4.63.1412-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://gist.github.com/alert3/e058baa33c31695f4168a1dbf77103dfExploit, Third Party Advisory
https://kb.paessler.com/en/topic/88223-what-s-the-open-vulnerability-report-cve-2020-14073-that-my-security-tracker-informed-me-aboutVendor Advisory
https://www.paessler.com/prtg/history/stableRelease Notes, Vendor Advisory
http://packetstormsecurity.com/files/160312/PRTG-Network-Monitor-20.4.63.1412-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://gist.github.com/alert3/e058baa33c31695f4168a1dbf77103dfExploit, Third Party Advisory
https://kb.paessler.com/en/topic/88223-what-s-the-open-vulnerability-report-cve-2020-14073-that-my-security-tracker-informed-me-aboutVendor Advisory
https://www.paessler.com/prtg/history/stableRelease Notes, Vendor Advisory

Timeline

Published: Jun 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-14073?

How severe is CVE-2020-14073?

CVE-2020-14073 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 2.86% probability of exploitation in the next 30 days.

How do I fix CVE-2020-14073?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-14073?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST