A. Cloudflare
B. Tesla
C. Sony
D. Dell

Explanation:

Cloudflare disclosed a tenant-isolation issue involving its Workers AI service and the GLM-5.3 model. It said 155 responses were affected between 27 August and 9 September 2026, and that some responses contained data from other customers’ earlier requests. Cloudflare reported that it had fixed the issue and found no evidence of deliberate exploitation.

Important points

• – Company: Cloudflare.
• – Service: Workers AI.
• – Affected model: GLM-5.3, developed by Z.ai.
• – Main issue: Cross-request data exposure.
• – Lesson: AI services need strong isolation between customers’ data and sessions.

Related question and answer:

Q: What is data isolation in cloud computing?

Answer: It means keeping one customer’s information and computing activity separate from other customers’ information and activity.