Amundsen-io Amundsen Frontend up to 4.3.0 ResourceListItem dangerouslySetInnerHTML injection

Summaryinfo

A vulnerability was found in Amundsen-io Amundsen Frontend up to 4.3.0 and classified as critical. This vulnerability affects the function dangerouslySetInnerHTML of the component ResourceListItem. Such manipulation leads to injection. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is traded as CVE-2026-90772. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Amundsen-io Amundsen Frontend up to 4.3.0. Affected by this issue is the function dangerouslySetInnerHTML of the component ResourceListItem. The manipulation with an unknown input leads to a injection vulnerability. Using CWE to declare the problem leads to CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Amundsen frontend through 4.3.0 renders table, dashboard, and feature descriptions with dangerouslySetInnerHTML without HTML sanitization in ResourceListItem components. Attackers can inject malicious markup like img elements with onerror handlers into descriptions via the metadata service or Elasticsearch, executing JavaScript in every user's browser that views search results.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-90772 since 09/13/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/13/2026). This vulnerability is assigned to T1055 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-76993). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Amundsen-io

Name

• Amundsen Frontend

Version

• 4.0
• 4.1
• 4.2
• 4.3.0

Support

• end of life

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If you want to get best quality of vulnerability data, you may have to visit VulDB.

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