Coldcard Users Must Move Bitcoin Now: $114M Exploit Still Active
Coldcard, a major Bitcoin cold wallet maker, warns users to immediately move their funds due to an ongoing exploit that has already caused $114 million in losses. Specific models and firmware versions remain vulnerable, highlighting critical security risks for hardware wallet users.
Quick Take
Coldcard exploit still active, with $114 million in losses already recorded.
Specific models and firmware are exposed; users urged to move bitcoin immediately.
Flaw raises serious concerns about hardware wallet security in the crypto community.
Market Impact Analysis
BearishOngoing exploit with $114M losses creates immediate security fears, likely causing sell pressure or rapid asset movement.
Speculation Analysis
Key Takeaways
- Coldcard has confirmed an active exploit on specific wallet models, with losses already surpassing $114 million.
- Users with affected devices must immediately transfer their Bitcoin to a secure, unaffected wallet to prevent theft.
- The ongoing vulnerability underscores critical security gaps in hardware wallets, even those considered highly secure.
What Happened
Coldcard, a leading hardware wallet manufacturer for Bitcoin, has issued an urgent security alert. An exploit targeting specific Coldcard models and firmware versions remains active, having already drained an estimated $114 million in Bitcoin from users' wallets. The company is urging all affected users to move their funds to a different, uncompromised wallet immediately. While exact model numbers and firmware details have been disclosed to the community, the advisory makes clear that the threat is ongoing and unpatched for certain configurations. This isn't a theoretical vulnerability — attackers are actively exploiting it, and the financial impact is severe. Hardware wallets are designed to be the safest way to store crypto, but this incident shatters the assumption that they are impenetrable.
The Numbers
The $114 million figure represents cumulative losses attributed to this exploit, making it one of the largest known hardware wallet breaches. Bitcoin is the primary asset targeted, though other cryptocurrencies may also be at risk depending on wallet usage. The exploit affects specific Coldcard hardware models and firmware releases; the manufacturer has not disclosed the exact number of compromised devices, but the urgency of the warning suggests a significant exposure. In the broader context, hardware wallet hacks are rare, which amplifies the severity of this event. It underscores that even cold storage solutions can harbor critical flaws, especially if firmware isn't kept up to date or if an undisclosed vulnerability exists.
Why It Happened
The root cause likely stems from a firmware vulnerability or a side-channel attack that allows malicious actors to extract private keys. Coldcard wallets are known for their air-gapped security and Bitcoin-only focus, but like any electronic device, they depend on firmware integrity. If an attacker discovered a way to inject malicious firmware or exploit a signing bug, they could remotely compromise funds when the device is connected for transactions. The ongoing nature of the exploit indicates that a fix hasn't been fully deployed or that users haven't updated their devices. This incident also highlights a systemic risk in hardware wallets: physical security doesn't guarantee absolute safety if the software layer is vulnerable.
Broader Impact
This incident is likely to send shockwaves through the crypto security industry. Other hardware wallet manufacturers may face increased scrutiny, and users might reconsider their storage strategies. Regulators could cite this exploit as another example of why stronger consumer protections are needed in crypto. For Bitcoin, short-term bearish pressure could emerge if large stolen funds are sold on exchanges. The event may also accelerate development of more secure multi-signature or social recovery solutions to mitigate single points of failure.
What to Watch Next
- Monitor Coldcard's official channels for a firmware patch or detailed mitigation steps.
- Watch blockchain explorers for movements of stolen funds, which could indicate sell pressure.
- Look for responses from other hardware wallet companies regarding their own security postures.
This article is for informational purposes only and does not constitute financial advice.
Always late to trends?
Join for the latest news, insights & more.
Disclaimer: Bytewit is an independent media outlet that delivers news, research, and data.
© 2026 Bytewit. All Rights Reserved. This article is for informational purposes only.
