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Vulnerability record · CVE-2025-9483 · published 26 August 2025

CVE-2025-9483: Linksys re6500 firmware memory buffer overflow vulnerability

Linksys · Re6500 Firmware

A flaw has been found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. Affected is the function singlePortForwardAdd of the file /goform/singlePortForwardAdd. This manipulation of the argument ruleName/schedule/inboundFilter causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

7.4 CVSS 4.0 High EPSS 1.0% · top 38.7% CWE-119 · Memory buffer overflowCWE-121 · Stack-based buffer overflow
7.4CVSS 4.0 base score, v2 9.0
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
6Affected product versions listed by NVD
8References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

A flaw has been found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. Affected is the function singlePortForwardAdd of the file /goform/singlePortForwardAdd. This manipulation of the argument ruleName/schedule/inboundFilter causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been published 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:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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_37/37.md ExploitThird Party Advisory
https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_37/37.md#poc ExploitThird Party Advisory
https://vuldb.com/?ctiid.321398 Permissions Required
https://vuldb.com/?id.321398 Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.634823 Third Party AdvisoryVDB Entry
https://www.linksys.com/ Product
https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_37/37.md ExploitThird Party Advisory
https://github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_37/37.md#poc ExploitThird Party Advisory

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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-2025-9483), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.