CVE-2026-102248

High severity, CVSS 7.3. EPSS: 0.4% chance of exploitation in the next 30 days.

A vulnerability was identified in Rebuild up to 4.4.7/4.5.0-beta5. This affects an unknown part of the file /user/login of the component Login Endpoint. The manipulation leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

Published 2026-09-29. Last modified 2026-09-29.