CVE-2025-9525: high-severity vulnerability in Linksys E1700
Linksys E1700 setWan stack-based overflow
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 1.5%
A flaw has been found in Linksys E1700 1.0.0.4.003. Affected by this vulnerability is the function setWan of the file /goform/setWan. This manipulation of the argument DeviceName/lanIp causes stack-based buffer overflow. The attack can be initiated 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
Affected products
Linksys · E1700Related CVEs — Linksys E1700
In the same product, most dangerous first.
CVE-2025-9528MEDIUMLinksys E1700 systemCommand os command injectionEPSS 54.5%CVE-2026-108896CRITICALLinksys E1700 setLinksysIpv6 os command injectionEPSS 2.2%CVE-2026-108895CRITICALLinksys E1700 setDMZ os command injectionEPSS 2.2%CVE-2026-108894CRITICALLinksys E1700 Static Route addStaticRoute os command injectionEPSS 2.2%CVE-2025-9527HIGHLinksys E1700 QoSSetup stack-based overflowEPSS 1.5%CVE-2025-9526HIGHLinksys E1700 setSysAdm stack-based overflowEPSS 1.5%