Totolink · X5000R · CVE-2026-91853
**Name of the Vulnerable Software and Affected Versions**
TOTOLINK X5000R version 9.1.0cu.2089 B20211224
**Description**
An OS command injection flaw exists in the Export Ovpn Handler component. A remote attacker can exploit this by manipulating the `filetype` argument within the `exportOvpn()` function of the '/cgi-bin/cstecgi.cgi?action=exportOvpn&type=user' endpoint.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.