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CVE-2026-90772

Amundsen Frontend through 4.3.0 Stored XSS via Description

CVSS 4.0 8.3 HIGHCVSS 3.1 7.6 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

Historical advisory recorded 23 Oct 2026 15:48:27 UTC. Read the latest advisory.

cve-program · CVE-2026-90772

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90772

Published

amundsen-frontend

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "amundsen-io",
                    "product": "amundsen-frontend",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:pypi/amundsen-frontend",
                    "versions": [
                        {
                            "version": "0",
                            "lessThanOrEqual": "4.3.0",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON