Audio Accent Flaw Converts Headphones Into Spy Device

Endpoint Safety
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Web of Issues Safety

‘WhisperPair’ Flaw More likely to Endure for Years

Greg Sirico •
January 23, 2026    

A hacker may secretly report telephone conversations, monitor customers’ areas and blast music by headphones on account of a flaw in implementations of a Google-developed low-energy know-how for locating close by Bluetooth units.

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Researchers on the Belgium’s KU Leuven College Laptop Safety and Industrial Cryptography group disclosed this month {that a} sensible system system known as Quick Pair can permits attackers to forcibly pair a wi-fi accent corresponding to headphones or earbuds with an attacker-controlled system.

The crew behind the disclosure dubbed the vulnerability “WhisperPair.” The flaw, tracked as CVE-2025-36911, lies in what number of accent producers implement Quick Pair. Specifically, researchers stated, they permit units to pair with equipment even when the accent just isn’t in pairing mode.

A WhisperPair assault “succeeds inside seconds (a median of 10 seconds) at real looking ranges (examined as much as 14 meters) and doesn’t require bodily entry to the weak system,” researchers stated.

Weak units embody audio equipment made by Sony, Jabra, Soundcore, Logitech and likewise Google. Updating a tool’s working system – together with iOS – is not going to essentially defend customers towards the vulnerability, because the flaw is within the accent, researchers stated. “The one approach to forestall WhisperPair assaults is to put in a software program patch issued by the producer,” they wrote.

As soon as a malicious system pairs with a tool, attackers may manipulate the sound settings or flip the microphone on. “You’re strolling down the road along with your headphones on, you are listening to some music. In lower than 15 seconds, we will hijack your system,” KU Leuven researcher Sayon Duttagupta instructed Wired. “Which implies that I can activate the microphone and take heed to your ambient sound. I can inject audio. I can monitor your location.”

Product reviewers at The New York Instances concluded that hackers doubtless would not seize a lot audio past a sufferer’s fast telephone dialog. As soon as headphones are off-ear “it is unlikely that stray headphones may decide up your individual voice, not to mention a close-by dialog,” the Instances reported.

Location monitoring is a perform of equipment appropriate with Google’s system geolocation monitoring function, Discover Hub. An attacker may pair an adjunct not beforehand paired with an Android system, changing it right into a monitoring system. “The sufferer might even see an undesirable monitoring notification after a number of hours or days, however this notification will present their very own system. This will lead customers to dismiss the warning as a bug, enabling an attacker to maintain monitoring the sufferer for an prolonged interval,” researchers wrote.

Google instructed Wired it hasn’t seen a WhisperPair exploited within the wild and that it is up to date Discover Hub in Android to forestall attackers from utilizing the flaw to trace victims. Researchers instructed the journal that the repair might be bypassed.

In accordance with a timeline revealed by the researchers, they first contacted Google in August 2025, and agreed to a 150 day disclosure window.

Given the paucity of firmware updates utilized to audio equipment – whether or not as a result of customers do not hassle or producers do not develop them – it is doubtless that WhisperPair will persist as a vulnerability for years.