High severity8.8NVD Advisory· Published Nov 11, 2026
CVE-2026-100307
CVE-2026-100307
Description
Missing authorization in the external management API in Amazon mcp-gateway-registry 1.0.9 through 1.24.7 might allow an authenticated remote user to assign the registry administrator scope to their own identity group and obtain administrative control of every registered gateway asset via a crafted group import request.
To remediate this issue, users should upgrade to version 1.25.0.
Affected products
3- Range: 1.0.9 - 1.24.7
1.0.9 - 1.24.7+ 1 more
- (no CPE)range: 1.0.9 - 1.24.7
- (no CPE)
Patches
Vulnerability mechanics
References
3News mentions
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