CVE-2026-127277

A security flaw has been discovered in Linksys EA8100 1.0.3.216940. The affected element is an unknown function of the file etc/init.d/service_smbd.sh of the component SMB Service. Performing a manipulation of the argument ANON_ACCESS results in improper initialization. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

• CWE-665

• https://github.com/geo-chen/oss/blob/main/Linksys.md#finding-5-smb-anonymous-access-mapped-to-the-admin-account-when-anonymous-access-is-enabled
• https://vuldb.com/cve/CVE-2026-127277
• https://vuldb.com/submit/1040999
• https://vuldb.com/vuln/436432
• https://vuldb.com/vuln/436432/cti
• https://www.linksys.com/

Published

Nov 13, 2026

Last Modified

Nov 13, 2026

Status

Deferred

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