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CVE-2026-90492

webgjc web_robot web.py controller_recover os command injection

CVSS 4.0 5.3 MEDIUMCVSS 3.1 6.3 MEDIUMCVSS 3.0 6.3 MEDIUMCVSS 2.0 7.5 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-90492

Published

A security vulnerability has been detected in webgjc web_robot 2.4.0/2.5.0/2.8.0. The affected element is the function controller_listen/controller_recover of the file py/web.py. The manipulation of the argument case_name leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-90492

Published

web_robot

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "webgjc",
                    "product": "web_robot",
                    "versions": [
                        {
                            "version": "2.4.0",
                            "status": "affected"
                        },
                        {
                            "version": "2.5.0",
                            "status": "affected"
                        },
                        {
                            "version": "2.8.0",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:webgjc:web_robot:*:*:*:*:*:*:*:*"
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON