Vulnerability details
CVE-2026-108896
Linksys E1700
Linksys E1700 setLinksysIpv6 os command injection
CVSS 4.0
9.4Critical
Official 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.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 9.4Critical | 4.0 | CVEProject cvelistV5 (CNA) (VulDB) | 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 |
| 9.9Critical | 3.1 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 9.9Critical | 3.0 | CVEProject cvelistV5 (CNA) (VulDB) | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R |
| 9.0High | 2.0 | CVEProject cvelistV5 (CNA) (VulDB) | AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Linksys | E1700 | 1.0.0.4.003 | CVEProject cvelistV5 (CNA) |
References and advisories
6- https://vuldb.com/vuln/416683 vdb-entrytechnical-description
- https://vuldb.com/vuln/416683/cti signaturepermissions-required
- https://vuldb.com/cve/CVE-2026-108896 third-party-advisory
- https://vuldb.com/submit/973115 third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_70/70.md broken-linkexploit
- https://www.linksys.com/ product
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Details
- Published
- 2026-10-12
- Last updated
- 2026-10-15
- State
- Published
- Assigner (CNA)
- VulDB
- Kolun priority
- 45 · Medium
Exploit prediction (EPSS)
2.2%
Probability of exploitation in 30 days
82.6%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-78OS Command Injection
- CWE-77Command Injection