CVE-2026-10562

Summary

An unauthenticated URL redirection vulnerability has been identified in Archer AX20 V2 due to improper validation of user-supplied URL input within the web interface.  An unauthenticated attacker can craft URLs containing URL-encoded path traversal sequences.

When processed by the embedded web server, these inputs may cause the device to respond with HTTP 3xx redirects to attacker-controlled external domains.

This issue affects Archer AX20 V2.0: through 2.1.9 Build 20230829.

Affected Software

Weaknesses

• CWE-601: CWE-601 URL redirection to untrusted site ('open redirect')

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://www.tp-link.com/en/support/download/archer-ax20/v2/#Firmware
• https://www.tp-link.com/en/support/faq/5156/

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