backstage plugin-catalog-backend vulnerabilities and fixes

Recent CVEs affecting backstage plugin-catalog-backend, with upgrade or downgrade steps. 3 tracked.

Also searched as: backstage plugin catalog backend, backstageplugin-catalog-backend.

backstage plugin-catalog-backend has 3 tracked vulnerabilities, 0 critical. A fixed release or vendor patch exists for 3. Most recent: 2026-10-06. Highest priority: CVE-2026-106498 (score 38/100).

• CVE-2026-106496 LOW 3.1 UPGRADE UPGRADE Backstage is an open framework for building developer portals
• CVE-2026-106497 MEDIUM 4.3 UPGRADE UPGRADE Backstage is an open framework for building developer portals
• CVE-2026-106498 HIGH 7.7 UPGRADE UPGRADE Backstage is an open framework for building developer portals

FAQ

How do I fix backstage plugin-catalog-backend vulnerabilities?

Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.

Is backstage plugin-catalog-backend being exploited right now?

None of the tracked backstage plugin-catalog-backend CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which backstage plugin-catalog-backend CVE should I patch first?

CVE-2026-106498 currently ranks highest (38/100): Backstage is an open framework for building developer portals.

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