Critical 9.8Published Apr 27, 2026

CVE-2026-7152Totolink A8000RU CGI cstecgi.cgi setTelnetCfg os command injection

Updated under an hour ago (Oct 25, 2026, 9:40 PM ET)

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It affects Totolink A8000RU. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Totolink A8000RU

Exploited in the last 30 days

A vulnerability was identified in Totolink A8000RU 7.1cu.643_b20200521. The affected element is the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument telnet_enabled leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

CVSS: 9.8 CRITICAL (v3.1, CNA)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
Weakness (CWE): CWE-78, CWE-77
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Apr 28, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Totolink A8000RU totolink:a8000ru_firmware	7.1cu.643_b20200521	CNA record

References

https://vuldb.com/vuln/359751vdb-entry, technical-description
https://vuldb.com/vuln/359751/ctisignature, permissions-required
https://vuldb.com/submit/801138third-party-advisory
https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_316/README.mdexploit
https://www.totolink.net/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.