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CVE-2026-86299

Linksys RE7000 PingTest json.cgi platform_event_pingTest os command injection

CVSS 4.0 9.4 CRITICALCVSS 3.1 9.9 CRITICALCVSS 3.0 9.9 CRITICALCVSS 2.0 9.0 Check source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-86299

Published

A vulnerability was detected in Linksys RE7000 2.0.15. This affects the function platform_event_pingTest of the file /cgi-bin/json.cgi?PingTest of the component PingTest Handler. The manipulation of the argument pingTestIp/pingTestPktSize/pingTestTimes results in os command injection. The attack can be launched remotely. The exploit is now public and may be used.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-86299

Published

RE7000

Vendor product

Publisher's version information

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

{
                    "vendor": "Linksys",
                    "product": "RE7000",
                    "versions": [
                        {
                            "version": "2.0.15",
                            "status": "affected"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:o:linksys:re7000_firmware:*:*:*:*:*:*:*:*"
                    ],
                    "modules": [
                        "PingTest Handler"
                    ]
                }

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