Severity: HighAction: ReviewExploitation: Suspected

Possible new Cellebrite iPhone Radio Zero-Day

Justin.sh is reporting on a confidential Cellebrite document that has been leaked to him: Cellebrite calls it Advanced Unlocks (AU from here on), not to be confused with the “advanced unlocking services” they’ve marketed for years. A press release from earlier this year confirms AU is a new product for 2026. […] According to Cellebrite, AU: is a “next-generation AFU vector that is more resilient to Apple’s OS…

Excerpt from the primary source: Schneier on Security

Who is affected

Home users · Small businesses · Security professionals

Affected technology: iOS & iPadOS

Why it matters

There are signs this may already be exploited, which usually shortens the time available to patch.

Automated: stated only from CISA listings and the exploitation evidence in the sources below.

What you should do · Review

Review whether your organization uses iOS & iPadOS and assess exposure using the linked advisories.

Automated guidance based on this story's classification. Check the linked advisories for specifics.

Sources

We link to original and authoritative sources. Headlines and excerpts belong to their publishers.

Security research

Possible new Cellebrite iPhone Radio Zero-Day Schneier on Security · schneier.com · Oct 20, 2026 · Primary source
Severity: ElevatedAction: Be aware

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Severity: ElevatedAction: Be aware

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Possible new Cellebrite iPhone Radio Zero-Day | CybersecurityNews.us