Vulnerability details

CVE-2026-108892

Linksys E1700

Linksys E1700 Mac Filter ssid1MACFilter stack-based overflow

CVSS 4.0

10.0Critical

Official description

A vulnerability was determined in Linksys E1700 1.0.0.4.003. This vulnerability affects the function ssid1MACFilter of the file /goform/ssid1MACFilter of the component Mac Filter. This manipulation of the argument newap_text_%d causes stack-based buffer overflow. The attack may be initiated remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS scores

Score	Version	Source	Vector
10.0Critical	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P`
10.0Critical	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0Critical	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R`
10.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:N/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

https://vuldb.com/vuln/416684 vdb-entrytechnical-description
https://vuldb.com/vuln/416684/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108892 third-party-advisory
https://vuldb.com/submit/973111 third-party-advisory
https://github.com/wudipjq/my_vuln/blob/main/Linksys3/vuln_66/66.md exploit
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: 38 · Medium

Exploit prediction (EPSS)

0.61%

Probability of exploitation in 30 days

49.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-121
Stack-based Buffer Overflow
CWE-119
Memory Corruption