A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Mar 9, 2026 · NIST NVD

   Detected

   A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.

2. Jun 17, 2026 · NIST NVD

   Updated

   A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.

Affected

• cpe mbs-solutions/universal bacnet router firmwareversion unspecified

Sources

• NIST NVDVulnerability recordCVE-2025-41756

  A low-privileged remote attacker can exploit the ubr-editfile method in wwwubr.cgi, an undocumented and unused API endpoint to write arbitrary files on the system.

  nvd.nist.gov

References

• Vendor Advisory · mbs-solutions.de