CVE-2021-35220

Name: CVE-2021-35220
Creator: NVD / NIST
Published: 2021-08-31T12:15:07.313+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 2.45%

Last modified Jun 17, 2026

CVE-2021-35220 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. Command Injection vulnerability in EmailWebPage API which can lead to a Remote Code Execution (RCE) from the Alerts Settings page.. EPSS estimates a 2.45% chance of exploitation in the next 30 days.

Description

Command Injection vulnerability in EmailWebPage API which can lead to a Remote Code Execution (RCE) from the Alerts Settings page.

Metrics

CVSS 3.1

7.2/10

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

EPSS Probability

2.45%

82.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-77

Affected Software

Vendor	Product	Versions
Solarwinds	Orion Platform	< 2020.2.6

References

https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/orion_platform_2020-2-6_release_notes.htmPatch, Release Notes, Vendor Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Mitigate-the-EmailWebPage-Command-Injection-RCE-CVE-2021-35220?language=en_USMitigation, Patch, Vendor Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Orion-Platform-2020-2-6-Hotfix-1?language=en_USPatch, Vendor Advisory
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35220Vendor Advisory
https://documentation.solarwinds.com/en/success_center/orionplatform/content/release_notes/orion_platform_2020-2-6_release_notes.htmPatch, Release Notes, Vendor Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Mitigate-the-EmailWebPage-Command-Injection-RCE-CVE-2021-35220?language=en_USMitigation, Patch, Vendor Advisory
https://support.solarwinds.com/SuccessCenter/s/article/Orion-Platform-2020-2-6-Hotfix-1?language=en_USPatch, Vendor Advisory
https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35220Vendor Advisory

Timeline

Published: Aug 31, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-35220?

Command Injection vulnerability in EmailWebPage API which can lead to a Remote Code Execution (RCE) from the Alerts Settings page.

How severe is CVE-2021-35220?

CVE-2021-35220 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 2.45% probability of exploitation in the next 30 days.

How do I fix CVE-2021-35220?

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-2021-35220?

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

Scan your code now

Source: NVD / NIST