CVE-2026-9405

CRITICAL 9.8

Totolink A8000RU Web Management cstecgi.cgi setGameSpeedCfg os command injection

CVSS Score

9.8

EPSS Score

0.9%

EPSS Percentile

76th

A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setGameSpeedCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Performing a manipulation of the argument enable results in os command injection. Remote exploitation of the attack is possible. The exploit has been released to the public and may be used for attacks.

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

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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/365386 vuldb.com: https://vuldb.com/vuln/365386/cti vuldb.com: https://vuldb.com/submit/813440 github.com: https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_337/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHuster (VulDB User)