CVE-2025-10585 Google Chromium V8 Type Confusion

Exploited in the wild High 8.8 Published Updated

Remote attackers can exploit heap corruption via crafted HTML pages in Google Chrome, potentially leading to code execution.

Exploited in the wild
Since 23 Sep 2025
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2025-10585?

CVE-2025-10585 is a high-severity memory corruption vulnerability in Google Chrome, published on 24 Sep 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-843

Which versions are affected by CVE-2025-10585?

It affects 2 products.

Products include Google Chrome, Siemens Cadra.

How do I fix CVE-2025-10585?

Upgrade to a fixed version. US federal agencies must fix it by 14 Oct 2025.

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

Is CVE-2025-10585 being exploited?

Yes. Attackers have exploited CVE-2025-10585 in the wild since at least 23 Sep 2025.

Public exploit code: 1 proofs of concept on GitHub.

All Google Chrome vulnerabilities

Sources

Also known as AZL-76335, DEBIAN-CVE-2025-10585, GHSA-hmrc-68hp-82x6.

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