Critical 9.9Published Sep 7, 2026

CVE-2026-86299Linksys RE7000 PingTest json.cgi platform_event_pingTest os command injection

Updated under an hour ago (2026-10-19 06:50 UTC)

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It affects Linksys RE7000. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Linksys RE7000

Exploited in the last 30 days

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.

CVSS: 9.9 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
Weakness (CWE): CWE-78, CWE-77
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Deferred
Record last updated: Sep 11, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Linksys RE7000 linksys:re7000_firmware	2.0.15	CNA record

References

https://vuldb.com/vuln/399463vdb-entry, technical-description
https://vuldb.com/vuln/399463/ctisignature, permissions-required
https://vuldb.com/cve/CVE-2026-86299third-party-advisory
https://vuldb.com/submit/906547third-party-advisory
https://github.com/limou89/somevul/blob/main/Linksys_RE7000_v2_PingTest_Command_Injection.mdexploit
https://www.linksys.com/product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.