TP-Link Archer C20 - Authentication Bypass

A vulnerability in the TP-Link Archer C20 router with firmware version V6.6230412 and earlier permits unauthorized individuals to bypass authentication on interfaces under the /cgi directory. When adding a Referer header with value "http://tplinkwifi.net" to requests, the router will recognize th...

EUVD-2026-3601

Logic vulnerability in TP-Link Archer C20 v6.0 and Archer AX53 v1.0 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...

CVE-2026-0834 Logic Vulnerability on TP-Link Archer C20, Archer AX53 and TL-WR841N v13

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...

CVE-2026-0834 Logic Vulnerability on TP-Link Archer C20, Archer AX53 and TL-WR841N v13

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...

CVE-2024-57049

A vulnerability in the TP-Link Archer c20 router with firmware version V6.6230412 and earlier permits unauthorized individuals to bypass the authentication of some interfaces under the /cgi directory. When adding Referer: http://tplinkwifi.net to the the request, it will be recognized as passing...

CVE-2024-57049

A vulnerability in the TP-Link Archer c20 router with firmware version V6.6230412 and earlier permits unauthorized individuals to bypass the authentication of some interfaces under the /cgi directory. When adding Referer: http://tplinkwifi.net to the the request, it will be recognized as passing...

CVE-2024-57049

Rejected reason: DO NOT USE THIS CVE RECORD. ConsultIDs: none. Reason: This record was withdrawn by its CNA. Further investigation showed that it was not a security issue. Notes: none...

CVE-2024-57049

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CVE-2024-57049

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CVE-2023-31188

Multiple TP-LINK products allow a network-adjacent authenticated attacker to execute arbitrary OS commands. Affected products/versions are as follows: Archer C50 firmware versions prior to 'Archer C50JPV3230505', Archer C55 firmware versions prior to 'Archer C55JPV1230506', and Archer C20 firmwar...

PT-2023-5454 · Tp Link · Tp-Link Archer C20

Name of the Vulnerable Software and Affected Versions: TP-Link Archer C20 versions prior to Archer C20JP V1 230616 Description: The issue is related to improper authentication in the TP-Link Archer C20 firmware, which can be exploited by a network-adjacent unauthenticated attacker to execute...