CVE-2026-61503

Summary

Rejetto HFS 3.0.0 through 3.2.0 returns observably different responses from its login endpoint depending on whether the submitted username exists. A remote unauthenticated attacker can use this to confirm valid account names, including the default admin account, facilitating password-guessing and session-forgery attacks.

Affected Software

VendorProductVersion RangeStatus
rejettohfs3.0.0 < 3.2.1affected

Weaknesses

  • CWE-204: Observable Response Discrepancy

References