Explore critical security vulnerabilities affecting eleven major automotive manufacturers in this DEF CON conference talk. Delve into detailed research findings that expose traditional web application vulnerabilities, security issue chains, and unpatched third-party software risks within the automotive industry. Watch proof-of-concept demonstrations revealing how these security gaps could potentially compromise personal information. Learn about the importance of responsible disclosure policies and their benefits to organizations, while understanding how seemingly basic security issues can be combined to create significant security threats. Through practical examples and demonstrations, discover why modern web applications continue to be susceptible to conventional vulnerabilities despite the automotive industry's strong focus on safety.