Zhipu's GLM-5.3 coding model unexpectedly develops advanced vulnerability discovery capabilities

Chinese AI developer Zhipu launched GLM-5.3, a coding-focused model that unexpectedly developed advanced vulnerability discovery capabilities, scoring 84.5% on the CyberGym benchmark, ahead of Anthropic's Mythos 5 (83.8%) and OpenAI's GPT-5.6 Sol (83.6%), though it trails on exploitation tasks (54.4% vs. 78% and 76.5%).

Zhipu's GLM-5.3 coding model unexpectedly develops advanced vulnerability discovery capabilities According to CSO Online, Chinese AI developer Zhipu launched GLM-5.3, a coding-focused model that developed advanced cybersecurity capabilities faster than expected. On the CyberGym vulnerability identification benchmark, GLM-5.3 scored 84.5%, ahead of Anthropic's Mythos 5 83.8% and OpenAI's GPT-5.6 Sol 83.6% , though it trails both on exploitation tasks measured by ExploitBench 54.4% versus 78% and 76.5% respectively . Topics Sources - Press Read article https://www.csoonline.com/article/4210501/zhipu-says-new-coding-ai-developed-advanced-cyber-skills-faster-than-expected-2.html Go deeper This intelligence is sourced automatically from public sources across the web and synthesised by the Prefactor AI pipeline. Stories are reviewed before publication.