Key facts
- Binance said the flaw could let malicious apps read local files from other apps, exposing seed phrases and private keys.
- Binance listed iOS 26.7.1, 27.0.1 and 27.2 among affected versions.
- Binance said the issue was an iOS-level problem and not unique to Binance.
- Binance urged users to delete apps from untrusted sources and update iOS and all apps.
- Binance advised users who suspect a breach to move funds to new wallets created on clean devices.
Numbers
- 3 — iOS versions Binance listed as affected
Who
- Binance — crypto exchange that issued the warning
- Apple — company whose iOS updates' effect is unclear
Context
Binance warned on November 10, 2026 that an iOS flaw could expose crypto wallet recovery phrases and private keys if a user runs a malicious app on an affected iPhone. The exchange said the flaw could allow malicious apps to read local files from other apps, putting seed phrases, private keys and login credentials at risk across the entire ecosystem.
Binance listed iOS 26.7.1, 27.0.1 and 27.2 among the affected versions. It said the issue was an iOS-level problem and not unique to Binance. Apple released iOS 27.2.1 and 26.7.3 on November 9, 2026, but Binance said it was unclear whether either update fixes the flaw.
Binance urged users to delete any apps installed from untrusted sources, update iOS and all apps to the latest official versions, and transfer funds to new wallets created on clean devices if they suspect a breach already occurred. The report did not say how many users or wallets were affected.
Caveats
- The account rests on a single report by Cointelegraph and has not been independently corroborated.
- Binance's warning is its own account of a security issue affecting its users and the wider ecosystem.
- The report does not say whether Apple has confirmed or fixed the flaw.
- The report does not state how many users or wallets were affected.
- The report describes the issue as developing and gives no further detail.
FAQ
Q: What is a seed phrase? A: A seed phrase is a set of words that can restore a crypto wallet. Binance said the iOS flaw could expose seed phrases and private keys.
Q: Which iOS versions did Binance list as affected? A: Binance listed iOS 26.7.1, 27.0.1 and 27.2 among the affected versions.
Q: Did Apple's latest updates fix the flaw? A: Apple released iOS 27.2.1 and 26.7.3 on November 9, 2026, but Binance said it was unclear whether either update fixes the flaw.