CVE-2026-7503: code-projects for Plugin cstecgi.cgi setWiFiMultipleConfig buffer overflow

Published Apr 30, 2026

Updated

A vulnerability was detected in code-projects for Plugin 4.1.2cu.5137. The impacted element is the function setWiFiMultipleConfig in the library /lib/cste_modules/wireless.so of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument wepkey2 results in buffer overflow. The attack can be launched remotely. The exploit is now public and may be used.

Affected Software

1 affected component

Code-projects cstecgi.cgi=4.1.2cu.5137

Event History

Apr 30, 2026

CVE Published

via MITRE·09:45 PM

Data Sourced

via MITRE·09:45 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·10:16 PM

DescriptionSeverityWeakness

Dec 24, 58314

Event

via FIRST·01:51 AM

Frequently Asked Questions

What is the severity of CVE-2026-7503?

CVE-2026-7503 is rated as a high severity vulnerability due to the potential for a buffer overflow leading to arbitrary code execution.

How do I fix CVE-2026-7503?

To fix CVE-2026-7503, update the Plugin cstecgi.cgi to the latest version that addresses this vulnerability.

What versions are affected by CVE-2026-7503?

CVE-2026-7503 affects version 4.1.2cu.5137 of the cstecgi.cgi plugin.

What is the impact of CVE-2026-7503?

The impact of CVE-2026-7503 includes the potential for an attacker to exploit the buffer overflow to execute arbitrary code on the affected system.

Is CVE-2026-7503 remotely exploitable?

Yes, CVE-2026-7503 is remotely exploitable, allowing attackers to exploit the vulnerability over the network.

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