CVE-2026-53906 — Path Disclosure and Path Traversal in MCO
MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows wr…
Published: 2026-07-01 · CVSS: 5.1 · CVSS 4.0
MCO is vulnerable to Path Disclosure and Path Traversal in file handling functionality related to data export and upload. Improper validation of the filename parameter allows writing files to arbitrary locations as well as indirect disclosure of absolute server paths through error messages. Because vendor contact attempts were unsuccessful, the vulnerability has only been confirmed in version 25.3.3.1 but may also affect other versions.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7