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CVE-2021-28290

6.1 · MEDIUM
Published May 11, 2022 identityserver4.admin_project CWE-79 EPSS 0.62% (47th pctl)

Overview

CVE-2021-28290 is a medium-severity vulnerability affecting identityserver4.admin_project identityserver4.admin. It was published on May 11, 2022 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.1, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

A cross-site scripting (XSS) vulnerability in Skoruba IdentityServer4.Admin before 2.0.0 via unencoded value passed to the data-secret-value parameter.

Remediation

Check the references section for vendor advisories and patches from identityserver4.admin_project. Update identityserver4.admin 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
identityserver4.admin_project identityserver4.admin >= 0, < 2.0.0 Affected

Frequently Asked Questions

What is CVE-2021-28290?

CVE-2021-28290 is a medium-severity vulnerability affecting identityserver4.admin_project identityserver4.admin. It was published on May 11, 2022 and has a CVSS 3.1 base score of 6.1 (MEDIUM).

How severe is CVE-2021-28290?

This vulnerability has a CVSS 3.1 base score of 6.1, 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-2021-28290?

Check the references section for vendor advisories and patches from identityserver4.admin_project. Update identityserver4.admin 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-2021-28290?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-28290 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.