OCTOBER 13, 2026
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Case File

CVE-2026-106496

LOW · CVSS 3.1 EPSS 0.21% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-06 · Last synced 2026-10-13

CyberRota Analysis

AI-Generated

The @backstage/plugin-catalog-backend package prior to version 3.9.1 is vulnerable due to inconsistent enforcement of allowed location types during catalog processing, which may allow unauthorized file access on the backend host under specific configurations. While the severity is rated low, organizations using Backstage should prioritize updating to version 3.9.1 to mitigate potential risks associated with unintended file exposure. This is particularly relevant for developers and system administrators managing Backstage instances.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-106496
Severity
LOW
CVSS
3.1
EPSS
0.21%

Original NVD Description

Backstage is an open framework for building developer portals. Prior to 3.9.1, the @backstage/plugin-catalog-backend package is affected by inconsistent enforcement of allowed location types during catalog processing. Under certain configurations, the catalog backend could process location types that were not intended to be allowed, potentially leading to unintended file access on the backend host. This issue is fixed in version 3.9.1.