CVE-2026-127276

A vulnerability was identified in Linksys EA8100 1.0.3.216940. Impacted is an unknown function of the component Web UI. Such manipulation leads to cookie without 'httponly' flag. It is possible to launch the attack remotely. This attack is characterized by high complexity. The exploitability is considered difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-732
• CWE-1004

• https://github.com/geo-chen/oss/blob/main/Linksys.md#finding-4-admin-credential-stored-in-a-non-httponly-cookie-admin-auth
• https://vuldb.com/cve/CVE-2026-127276
• https://vuldb.com/submit/1040998
• https://vuldb.com/vuln/436431
• https://vuldb.com/vuln/436431/cti
• https://www.linksys.com/

Published

Nov 13, 2026

Last Modified

Nov 13, 2026

Status

Deferred

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