CVE-2026-9388

CRITICAL 9.8

Totolink A8000RU Web Management cstecgi.cgi setScheduleCfg os command injection

CVSS Score

9.8

EPSS Score

0.9%

EPSS Percentile

76th

A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setScheduleCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Executing a manipulation of the argument mode can lead to os command injection. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	a8000ru
Published	May 24, 2026
Last Updated	May 26, 2026

Stay Ahead of the Next One

Get instant alerts for totolink a8000ru

Be the first to know when new critical vulnerabilities affecting totolink a8000ru 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:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / A8000RU

7.1cu.643_b20200521

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/365351 vuldb.com: https://vuldb.com/vuln/365351/cti vuldb.com: https://vuldb.com/submit/813434 github.com: https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_335/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHuster (VulDB User)