CVE-2026-108893: critical vulnerability in Linksys E1700
Linksys E1700 setVlan stack-based overflow
Published · Updated
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.4epss 0.5%
A vulnerability was identified in Linksys E1700 up to 1.0.0.4.003. This issue affects the function setVlan of the file /goform/setVlan. Such manipulation of the argument vlan_set leads to stack-based buffer overflow. The attack may be launched remotely. The exploit is publicly available and might 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:H/SI:H/SA:H/E:P
Affected products
Linksys · E1700public PoCs found — 1
cve_referencegithub.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_67/67.mdunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related 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%