CVE-2026-7155

CRITICAL 9.8

Totolink A8000RU CGI cstecgi.cgi setLoginPasswordCfg os command injection

CVSS Score

9.8

EPSS Score

0.0%

EPSS Percentile

0th

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	a8000ru
Published	Apr 27, 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/359754 vuldb.com: https://vuldb.com/vuln/359754/cti vuldb.com: https://vuldb.com/submit/801141 github.com: https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_319/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHuster2 (VulDB User)