CVE-2026-9475

CRITICAL 9.8

Totolink A8000RU Web Management cstecgi.cgi setIpQosRules os command injection

CVSS Score

9.8

EPSS Score

0.9%

EPSS Percentile

76th

A vulnerability was determined in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setIpQosRules of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. This manipulation of the argument Comment causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	a8000ru
Published	May 25, 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/365456 vuldb.com: https://vuldb.com/vuln/365456/cti vuldb.com: https://vuldb.com/submit/813458 github.com: https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_347/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHust (VulDB User)