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Vulnerability record · CVE-2025-5439 · published 2 June 2025

CVE-2025-5439: Linksys re9000 firmware command injection vulnerability

Linksys · Re9000 Firmware

A vulnerability was found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. It has been rated as critical. Affected by this issue is the function verifyFacebookLike of the file /goform/verifyFacebookLike. The manipulation of the argument uid/accessToken leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

5.3 CVSS 4.0 Medium EPSS 5.5% · top 7.5% CWE-77 · Command injectionCWE-78 · OS command injection
5.3CVSS 4.0 base score, v2 6.5
5.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
5References, 1 tagged exploit
17 Jun 2026Last modified by NVD

Description

A vulnerability was found in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. It has been rated as critical. Affected by this issue is the function verifyFacebookLike of the file /goform/verifyFacebookLike. The manipulation of the argument uid/accessToken leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

6 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_2/2.md Exploit
https://vuldb.com/?ctiid.310778 Permissions RequiredVDB Entry
https://vuldb.com/?id.310778 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.584361 Third Party AdvisoryVDB Entry
https://www.linksys.com/ Product

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-5439), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.