CVE-2026-108892

Linksys E1700 Mac Filter ssid1MACFilter stack-based overflow

Critical 10.0
A public exploit reference is listed

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.

Key facts

Published: 12 Oct 2026
Last changed: 15 Oct 2026
Assigned by: VulDB
EPSS: 0.619% likely to be exploited in the next 30 days, higher than 50.262% of CVEs (scores for 15 Nov 2026)
SSVC (CISA): Exploitation: poc; Automatable: yes; Technical impact: total

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

10.0CVSS 4.0, Criticalfrom the 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
10.0CVSS 3.1, Criticalfrom the 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
10.0CVSS 3.0, Criticalfrom the 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
10.0CVSS 2.0, Highfrom the CNA (VulDB)AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Vendor	Product	Versions
Linksys	E1700	1.0.0.4.003 (affected)

Timeline

11 Oct 2026 Advisory disclosed
11 Oct 2026 VulDB entry created
11 Oct 2026 VulDB entry last update
12 Oct 2026 Published

Weakness

References

VDB-416684 | Linksys E1700 Mac Filter ssid1MACFilter stack-based overflowvdb-entrytechnical-description
VDB-416684 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-108892 | CVE Analysis and Reportthird-party-advisory
Submit #973111 | Linksys E1700 1.0.0.4.003 Stack-based Buffer Overflowthird-party-advisory
github.comexploit
www.linksys.comproduct