CVE-2026-41561

Summary

The Museder RestoreOne backup software has an unauthenticated sensitive data exposure vulnerability that allows attackers to access protected data without needing any credentials. This is particularly concerning because it affects backup functionality where sensitive information is typically stored.

Exploitability

Exploitation is straightforward with no prerequisites as the vulnerability affects unauthenticated endpoints that expose sensitive data directly to any external party.

Blast radius

The impact could be significant across all affected versions up to 2.7.276, potentially exposing backup data containing sensitive information to unauthorized parties.

Detection

No reliable host or network indicator is derivable from the published description.

Prioritized remediation

Upgrade to version 2.7.277 or later to remediate this vulnerability.

Analysis generated locally by garnet-coder (no data left the box). AI-assisted — verify against primary sources before acting.