SSTI can lead to severe outcomes, including remote code execution (RCE), data theft, and privilege escalation. This scenario underscores the importance of adequately handling user input, especially when using templating engines to generate content dynamically.

In this week's series, we delve into a more sophisticated server-side attack—exploiting Server-Side Request Forgery (SSRF) using a timing attack. SSRF vulnerabilities occur when an attacker can manipulate server-side logic to make unauthorized network requests to internal or external services.

The attacker manipulates the discount application by applying multiple discount codes, even though the system is supposed to allow only one. This manipulation results in an excessive discount, allowing the attacker to purchase items at a much lower price or even for free.

JSON interoperability vulnerabilities expose a hidden risk in data exchange using JSON. These vulnerabilities arise because different JSON parsers, the software that interprets JSON data within applications, can have subtle variations in their interpretation.

ReDoS stands for Regular Expression Denial of Service. It is a type of DoS that exploits how some programs handle complex regex. ReDoS attacks exploit a weakness in how programs handle complex search patterns. By crafting a special search patterns.