Cross-request KV cache exposure in the GLM-5.3 Workers AI model, and our remediation with SGLanghttps://blog.cloudflare.com/kv-cache-exposure-remediation/

On September 8, 2026, we were alerted by a security researcher, Gadi Evron from Knostic, to a tenant isolation issue affecting the GLM-5.3 Workers AI model ( @cf/zai-org/glm-5.3 ) starting on August 27, 2026. We have remediated the issue, a