A critical flaw in Google's Antigravity IDE has been addressed, which previously allowed attackers to execute arbitrary code through prompt injection. The vulnerability stemmed from the combination of file-creation permissions and inadequate input sanitization in the find_by_name tool, enabling bypass of the program's strict security controls. By exploiting this weakness, malicious actors could potentially inject and execute malicious code, posing significant security risks. The vulnerability has been patched by Google, mitigating the threat of code execution attacks. This incident highlights the importance of robust input validation and secure coding practices in development environments. The fact that this flaw was discovered and patched underscores the need for ongoing security testing and monitoring of integrated development environments, so what matters most to practitioners is ensuring that their development tools are regularly updated and secured to prevent similar vulnerabilities from being exploited1.