Is CVE-2026-7203 actively exploited?

No active exploitation of CVE-2026-7203 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-7203 be exploited remotely?

Yes. CVE-2026-7203 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-7203?

CVE-2026-7203 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2026-7203

CWE-77Published: April 28, 2026· Updated: Apr 28, 2026

9.8

CVSS v3.1

EPSS:0.89%probability of exploitation in 30 daysPercentile:75.7th

Official Description

A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. This vulnerability affects the function setUrlFilterRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument enable results in os command injection. The attack can be launched remotely. The exploit has been made public and could be used.

NVD Source

Technical Analysis

CVE-2026-7203 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.