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CVE-2026-0834

HIGH

8.8

Descripcion

Logic vulnerability in TP-Link Archer C20 v5, 6.0, Archer AX53 v1.0 and TL-WR841N v13 (TDDP module) allows unauthenticated adjacent attackers to execute administrative commands including factory reset and device reboot without credentials. Attackers on the adjacent network can remotely trigger factory resets and reboots without credentials, causing configuration loss and interruption of device availability.This issue affects Archer C20 v6.0 < V6_251031, Archer C20 v5 <EU_V5_260317 or < US_V5_260419 Archer AX53 v1.0 < V1_251215 TL-WR841N v13 < 0.9.1 Build 20231120 Rel.62366

Detalles CVE

Puntuacion CVSS v3.18.8

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueADJACENT_NETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado1/21/2026

Ultima modificacion4/23/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

tp-link:archer_ax53tp-link:archer_ax53_firmwaretp-link:archer_c20tp-link:archer_c20_firmware

Debilidades (CWE)

CWE-290

Referencias

https://mattg.systems/posts/cve-2026-0834/(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/en/support/download/archer-ax53/v1/#Firmware(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/en/support/download/archer-c20/v5/#Firmware(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/en/support/download/archer-c20/v6/#Firmware(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/us/support/download/archer-c20/v5/#Firmware(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/us/support/download/tl-wr841n/v13/#Firmware(f23511db-6c3e-4e32-a477-6aa17d310630)

https://www.tp-link.com/us/support/faq/4905/(f23511db-6c3e-4e32-a477-6aa17d310630)

Correlaciones IOC

Sin correlaciones registradas

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