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CVE-2026-7123

CRITICAL
9.8NVD

Summary

generated automatically from NVD data

CVE-2026-7123 affects the Totolink A8000RU running version 7.1cu.643_b20200521. The flaw is in the setIptvCfg function of /cgi-bin/cstecgi.cgi, part of the CGI Handler component, where manipulating the setIptvCfg argument leads to OS command injection (CWE-77). It can be triggered remotely, and the description states that a public exploit exists. The CVSS v3.1 score is 9.8 (CRITICAL).

NVD description

A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument setIptvCfg results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.

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EPSS · FIRST.org

3.3%probability of exploitation in the next 30 days

Higher than 88% of scored CVEs

EPSS (Exploit Prediction Scoring System) estimates, from observed exploitation activity, how likely a CVE is to be exploited in the next 30 days. It complements CVSS, which measures severity, not likelihood. Score of 2026-10-19, recomputed daily by FIRST.org.

CVSS v3.1 Score

9.8
/ 10.0
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Information

Published
27 avr. 2026
Updated
17 juin 2026
Status
Deferred
Source
cna@vuldb.com

Weaknesses (CWE)

CWE-77CWE-78

Similar CVEs

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