Polkadot Warns of 20-Month Key Leak in Fearless Wallet Extension
Users of the Fearless Wallet browser extension are urged to move their funds after a private key vulnerability was discovered.
Users of the Fearless Wallet browser extension are urged to move their funds after a private key vulnerability was discovered. Polkadot (DOT) is trading at ₹109 ($1.15), down 0.9% since this brief published. This is an original Token Times brief based on reporting by Cryptopolitan, with live market data added, as of Wed, 21 Oct 2026 23:00:01 UTC.
The vulnerability exposed Polkadot users' private keys for 20 months, potentially compromising their funds and security. This incident highlights the risks associated with browser-based crypto wallets and the importance of prompt security updates.
- Private keys of Fearless Wallet users were exposed for 20 months.
- Polkadot Foundation advises users to transfer funds to new wallets.
- DOT price remains relatively stable despite the security incident.
The 
Polkadot Foundation has disclosed a critical security vulnerability in the Fearless Wallet browser extension, which has been leaking users' private keys to an attacker for the past 20 months.
The vulnerability was discovered in the wallet's code, allowing unauthorized access to users' sensitive information. The Polkadot Foundation has advised all affected users to transfer their funds to new wallets as soon as possible to prevent potential losses.
This incident highlights the risks associated with browser-based crypto wallets, which are often seen as less secure than hardware or mobile alternatives. The exposure of private keys for such an extended period raises concerns about the overall security of similar wallet solutions.
Despite the seriousness of the security breach, the price of Polkadot's native token DOT has remained relatively stable. At the time of writing, DOT is trading at $1.16, with a 24-hour increase of 0.06% and a 7-day gain of 2.18%.
The broader crypto market is currently experiencing a period of growth, with a total market cap of $2.9 trillion and a Fear & Greed index of 63, indicating a 'Greed' sentiment among investors.
Since this brief published about 1 hour ago, Polkadot (DOT) has moved from ₹110.19$1.16 to ₹109.24$1.15 — -0.86%.
The chart plots DOT's price: grey is the move before this brief published, the vertical dashed line marks the moment it published, the horizontal dashed line is the price then, and the coloured area is the move since — from Token Times's market data (daily resolution). It shows what happened after the news, not that the news caused it; many factors move prices. Not financial advice.
At today's peer-to-peer rate, 1 DOT ≈ ₹119.43 (about $1.15), down 0.0% over 24 hours. The rupee itself trades about 9.3% above the official rate on the P2P market, so a Indian buyer's effective cost differs from the headline dollar price.
Live market data
Current prices for the asset in this story — live, source-stamped, updated every 15 minutes.
Polkadot Warns of 20-Month Key Leak in Fearless Wallet Exten — questions & answers
How long were users' private keys exposed?
Private keys were exposed for 20 months due to a vulnerability in the Fearless Wallet extension.
What should affected users do?
Users should immediately transfer their funds to new wallets to protect their assets.
Has the Polkadot price been affected?
The DOT price has remained stable, with a slight 24-hour increase of 0.06%.
How much is 1 Polkadot worth in rupee today?
About ₹119.43 at the live peer-to-peer (P2P) USDT rate, which is what Indians typically trade at — equivalent to roughly $1.15. The rupee price moves with both DOT's US-dollar price and the USDT/INR rate; use our Polkadot in rupee page for any amount.
Has Polkadot's price moved since this brief was published?
DOT is down 0.86% since this brief first published — trading at ₹109 ($1.15) now versus ₹110 ($1.16) at publication. Token Times re-checks this figure against CoinGecko and Binance every 15 minutes.
Which outlets reported this story?
This is an original Token Times brief that synthesises reporting from Cryptopolitan. It is not a copy of any one article — follow the source links above for the original reporting.
Original summary — not financial advice. This is an original Token Times brief that summarises a development reported elsewhere and adds live market data for context; it is not the original article and reproduces no part of it. Follow the source link above for full details. Crypto is volatile and high-risk — always do your own research.