CVE-2025-66692 Memory corruption in n/a

High 7.5 Published Updated

Attackers can cause a Denial of Service in Trust Wallet Core via a buffer over-read in the public key verification method.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-66692?

CVE-2025-66692 is a high-severity memory corruption vulnerability in n/a, published on 20 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer over-read in the PublicKey::verify() method of Binance - Trust Wallet Core before commit 5668c67 allows attackers to cause a Denial of Service (DoS) via a crafted input.

Weakness: CWE-126

Which versions are affected by CVE-2025-66692?

It affects 1 product.

Products include Trustwallet Trust Wallet Core.

How do I fix CVE-2025-66692?

No fix has been published for CVE-2025-66692 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-66692 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-66692 exists.

Sources

Also known as GHSA-6qpj-whq8-wr7j.

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