CVE-2026-108896

critical

Description

A vulnerability was found in Linksys E1700 1.0.0.4.003. This affects the function setLinksysIpv6 of the file /goform/setLinksysIpv6. The manipulation of the argument _6rd_prefix/_6rd_prefix_len results in os command injection. The attack can be launched remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

References

https://www.linksys.com/

https://vuldb.com/vuln/416683/cti

https://vuldb.com/vuln/416683

https://vuldb.com/submit/973115

https://vuldb.com/cve/CVE-2026-108896

https://github.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_70/70.md

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-97470

Details

Source: Mitre, NVD

Published: 2026-10-12

Updated: 2026-10-15

Risk Information

CVSS v2

Base Score: 9

Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.9

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Severity: Critical

CVSS v4

Base Score: 9.4

Vector: 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

Severity: Critical

EPSS

EPSS: 0.02202