Vulnerability details
CVE-2026-108893
Linksys E1700
Linksys E1700 setVlan stack-based overflow
CVSS 4.0
9.4Critical
Official description
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 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/416685 vdb-entrytechnical-description
- https://vuldb.com/vuln/416685/cti signaturepermissions-required
- https://vuldb.com/cve/CVE-2026-108893 third-party-advisory
- https://vuldb.com/submit/973112 third-party-advisory
- https://github.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_67/67.md exploit
- https://www.linksys.com/ product
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Details
- Published
- 2026-10-12
- Last updated
- 2026-10-13
- State
- Published
- Assigner (CNA)
- VulDB
- Kolun priority
- 35 · Medium
Exploit prediction (EPSS)
0.53%
Probability of exploitation in 30 days
45.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- Proof of concept
- Technical impact
- Total
Weaknesses (CWE)
- CWE-121Stack-based Buffer Overflow
- CWE-119Memory Corruption