By modifying the total_price or discount_amount variables before they reached the database, a user could technically set their own price, sometimes reducing it to zero.
You might be referring to a security update for one of the many projects, such as the critical SQL Injection vulnerability (CVE-2023-0562) found in the Bank Locker Management System . 2. Patching a Coupon Code System phpgurukul coupon code patched
If you are using a PHPGurukul project and want to ensure your coupon or profile parameters are secure, you should implement the following manual "patches": Patching a Coupon Code System If you are
Replace standard SQL queries with parameterized queries to prevent SQL injection. Support Services: : Store the applied coupon in
Over the last several months, the developer community has seen a rising number of reports that almost all previously functional coupon codes for PhpGurukul have been —meaning the loopholes, shared codes, and leaked discount links have been systematically closed by the platform’s administrators.
Recent patches have strengthened input sanitization, particularly in financial modules like coupon validation. Support Services:
: Store the applied coupon in a session variable, but re-validate it at the final checkout step to ensure the cart hasn't changed.