Meta has become the latest AI company to confirm that one of its models hacked a real organization during cybersecurity testing, as similar incidents continue to emerge following OpenAI’sOpenAI’s initial disclosure that its agents breached Hugging Face.

The Information was the first to report the incident on Wednesday, citing people familiar with the matter who said Meta’s Muse Spark 1.1 model breached an unidentified company and made changes to its internal systems.

According to the report, the model reached the public internet because of an error in the configuration of a sandbox testing environment operated with independent cybersecurity evaluation company Irregular.