CVE-2026-7137

CRITICAL 9.8

Totolink A8000RU CGI cstecgi.cgi setStorageCfg 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 affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument sambaEnabled leads to os command injection. Remote exploitation of the attack is possible. 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/359736 vuldb.com: https://vuldb.com/vuln/359736/cti vuldb.com: https://vuldb.com/submit/801008 github.com: https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_312/README.md totolink.net: https://www.totolink.net/

Credits

🔍 LtzHuster2 (VulDB User)