An Authenticated Remote Code Execution (RCE) vulnerability affects the TP-Link Archer router series. A vulnerability exists in the "tmp_get_sites" function of the HomeShield functionality provided by TP-Link. This vulnerability is still exploitable without the activation of the HomeShield functionality.
The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.