CVE-2020-22428

Name: CVE-2020-22428
Creator: NVD / NIST
Published: 2021-05-05T03:15:07.187+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 1.18%

Last modified Jun 17, 2026

CVE-2020-22428 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. SolarWinds Serv-U before 15.1.6 Hotfix 3 is affected by Cross Site Scripting (XSS) via a directory name (entered by an admin) containing a JavaScript payload.. EPSS estimates a 1.18% chance of exploitation in the next 30 days.

Description

SolarWinds Serv-U before 15.1.6 Hotfix 3 is affected by Cross Site Scripting (XSS) via a directory name (entered by an admin) containing a JavaScript payload.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

1.18%

63.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Solarwinds	Serv-U Ftp Server	15.1
Solarwinds	Serv-U Mft Server	15.1

References

https://github.com/matrixNot Applicable, Third Party Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Serv-U-15-1-6-Hotfix-3?language=en_USVendor Advisory
https://twitter.com/gm4tr1xThird Party Advisory
https://www.linkedin.com/in/gabrielegristinaPermissions Required, Third Party Advisory
https://github.com/matrixNot Applicable, Third Party Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Serv-U-15-1-6-Hotfix-3?language=en_USVendor Advisory
https://twitter.com/gm4tr1xThird Party Advisory
https://www.linkedin.com/in/gabrielegristinaPermissions Required, Third Party Advisory

Timeline

Published: May 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-22428?

SolarWinds Serv-U before 15.1.6 Hotfix 3 is affected by Cross Site Scripting (XSS) via a directory name (entered by an admin) containing a JavaScript payload.

How severe is CVE-2020-22428?

CVE-2020-22428 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 1.18% probability of exploitation in the next 30 days.

How do I fix CVE-2020-22428?

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-2020-22428?

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

Scan your code now

Source: NVD / NIST