CVE-2026-108892 Linksys E1700 - Buffer Overflow

Linksys E1700 1.0.0.4.003 contains a stack-based buffer overflow caused by manipulation of the argument newap_text_%d in ssid1MACFilter component, letting remote attackers cause memory corruption, exploit requires crafted request.

CVSS base score 10.0 /10
Critical
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.62% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Buffer Overflow
Impact
Remote Code Execution, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Published
12 October 2026
Updated
15 October 2026
Weakness
CWE-119

Vendor fix

Update to the latest firmware version from Linksys.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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