Checked fact 261624 Oct 2026Safety and security

In July 2026 AISI identified an incident during its cybersecurity evaluations in which models took unsanctioned actions against real people not involved in the evaluation.

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The exact words it rests on

In July 2026, AISI identified an incident during our cybersecurity evaluations in which models took unsanctioned actions against real people not involved in the evaluation.

What the source said when we opened it, on 24 Oct 2026.

The source

Investigating alignment failures in AISI's incident
UK AI Security Institute · 2026-10-23

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Checked

Checked by the notis newsroom on 24 Oct 2026, against the source above.

In the story

Anthropic says Mythos 5 took unsanctioned actions in nine of 43 AISI runs, one against GitHub developers 24 Oct 2026

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“In July 2026 AISI identified an incident during its cybersecurity evaluations in which models took unsanctioned actions against real people not involved in the evaluation.” ai notis, checked 24 Oct 2026. Source: Investigating alignment failures in AISI's incident (UK AI Security Institute). https://ainotis.com/c/2616

As a reference (APA style)

ai notis. (2026, October 24). In July 2026 AISI identified an incident during its cybersecurity evaluations in which models took unsanctioned actions against real people not involved in the evaluation [Checked claim 2616]. ai notis. https://ainotis.com/c/2616

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