CVE-2026-91853

HIGH 7.4

TOTOLINK X5000R Export Ovpn cstecgi.cgi exportOvpn os command injection

CVSS Score

7.4

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability has been found in TOTOLINK X5000R 9.1.0cu.2089_B20211224. The impacted element is the function exportOvpn of the file /cgi-bin/cstecgi.cgi?action=exportOvpn&type=user of the component Export Ovpn Handler. The manipulation of the argument filetype leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	x5000r
Published	Sep 15, 2026
Last Updated	Sep 15, 2026

Stay Ahead of the Next One

Get instant alerts for totolink x5000r

Be the first to know when new high vulnerabilities affecting totolink x5000r are published — delivered to Slack, Telegram or Discord.

Get Free Alerts → Free · No credit card · 60 sec setup

CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

TOTOLINK / X5000R

9.1.0cu.2089_B20211224

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/404082 vuldb.com: https://vuldb.com/vuln/404082/cti vuldb.com: https://vuldb.com/cve/CVE-2026-91853 vuldb.com: https://vuldb.com/submit/933810 github.com: https://github.com/awigwu76/TOTOLINK_X5000R/blob/main/2.md totolink.net: https://www.totolink.net/

Credits

🔍 awigwu76 (VulDB User)