Security researchers have identified a critical vulnerability in DeepLearn, one of the most widely-used AI development frameworks. The flaw could allow attackers to poison training data or extract sensitive information from models during inference. An estimated 35% of enterprise AI applications may be affected. The development team has released an emergency patch and strongly urges all users to update immediately. This incident underscores the complex security challenges in AI systems and the importance of regular security audits throughout the AI development lifecycle.