CVE-2026-44374
4.3 · MEDIUMOverview
CVE-2026-44374 is a medium-severity vulnerability affecting linuxfoundation backstage\/plugin-catalog-backend-module-unprocessed. It was published on May 14, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Backstage is an open framework for building developer portals. Prior to 0.6.11, the unprocessed entities read endpoints in @backstage/plugin-catalog-backend-module-unprocessed do not enforce permission authorization checks. Any authenticated user can access unprocessed entity records regardless of ownership. This is an information disclosure vulnerability affecting Backstage installations using this module. This is patched in @backstage/plugin-catalog-backend-module-unprocessed version 0.6.11, @backstage/plugin-catalog-unprocessed-entities-common version 0.0.15 and @backstage/plugin-catalog-unprocessed-entities version 0.2.30.
Remediation
Check the references section for vendor advisories and patches from linuxfoundation. Update backstage\/plugin-catalog-backend-module-unprocessed 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 |
|---|---|---|---|
| linuxfoundation | backstage\/plugin-catalog-backend-module-unprocessed | >= 0, < 0.6.11 | Affected |
| linuxfoundation | backstage\/plugin-catalog-unprocessed-entities | >= 0, < 0.2.30 | Affected |
| linuxfoundation | backstage\/plugin-catalog-unprocessed-entities-common | >= 0, < 0.0.15 | Affected |
Frequently Asked Questions
What is CVE-2026-44374?
CVE-2026-44374 is a medium-severity vulnerability affecting linuxfoundation backstage\/plugin-catalog-backend-module-unprocessed. It was published on May 14, 2026 and has a CVSS 3.1 base score of 4.3 (MEDIUM).
How severe is CVE-2026-44374?
This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-44374?
Check the references section for vendor advisories and patches from linuxfoundation. Update backstage\/plugin-catalog-backend-module-unprocessed 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-2026-44374?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-44374 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.
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