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Critical · 9.8 CVE-2026-27847 EUVD-2026-8649GHSA-w654-6gvp-6w5j

Missing authentication in Linksys MR9600, Linksys MX4200

Published Feb 25, 2026 · Updated Feb 26, 2026 · Assigned by ENISA

Description

Due to improper neutralization of special elements, SQL statements can be injected via the handshake of a TLS-SRP connection. This can be used to inject known credentials into the database that can be utilized to successfully complete the handshake and use the protected service.
This issue affects MR9600: 1.0.4.205530; MX4200: 1.0.13.210200.

Affected products

VendorProductAffectedFixed
Linksys MR9600 1.0.4.205530 —
Linksys MX4200 1.0.13.210200 —

References