CVE-2023-26226 A use after free memory corruption issue exists in Yandex Browser for Desktop prior to version 24.4.0.682

High 7.4 Published Updated

A use-after-free vulnerability in Yandex Browser allows attackers to execute arbitrary code via crafted web content.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2023-26226?

CVE-2023-26226 is a high-severity use after free vulnerability in Yandex Browser, published on 30 May 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

A use after free memory corruption issue exists in Yandex Browser for Desktop prior to version 24.4.0.682

Weakness: CWE-416

Which versions are affected by CVE-2023-26226?

It affects 1 product.

Products include Yandex Yandex Browser.

How do I fix CVE-2023-26226?

No fix has been published for CVE-2023-26226 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2023-26226 being exploited?

There is no known exploitation of CVE-2023-26226 in the wild and no public exploit code.

Sources

Also known as GHSA-ghmf-r624-m2jq.

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