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Improper Neutralization of Input During Web Page Generation in OpenPLC Runtime v3

CVSS 3.1 6.1 MEDIUMCVSS 4.0 5.3 MEDIUMCheck source for fixed versionsKEV status unknown

cve-program · CVE-2026-88020

Published

Autonomy Logic OpenPLC 3 is susceptible to an improper neutralization of input during web page generation vulnerability when the web interface attempts to route the program based on a query string parameter with no encoding.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-88020

Published

OpenPLC Runtime

Vendor product

Publisher's version information

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

{
                    "vendor": "Autonomy Logic",
                    "product": "OpenPLC Runtime",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "3"
                        },
                        {
                            "status": "unaffected",
                            "version": "4"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

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

ChangeIntel

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Sources read 12 Nov 18:36 UTC · 273 of 275 readable · 271 fully read · documentation 469/469 current