There are many different types of vulnerabilities which can be exploited in different ways, from local to remote, from simple information disclosure through directory traversals, privilege escalation, cross-site scripting to complete system compromise via arbitrary code execution.
Malwarebytes Anti-Exploit protects against the most dangerous types of exploits, the ones that result in complete system compromise by running arbitrary malicious code and which are normally used by cyber criminals to infect users with financial-driven malware, botnet infections, or corporate espionage malware.
Malwarebytes Anti-Exploit focuses on protecting popular applications against attacks that execute malicious code which can result in system compromise. Malwarebytes Anti-Exploit will not protect against exploits which take advantage of insufficient or incorrect configuration or information disclosures, XSS, etc.