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CVE-2023-26226

Yandex Browser use-after-free

9.8 CRITICALEPSS 0.37%
  1. Published30 May 2025

Description

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

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

Yandex Browser< 24.4.0.682

Remediation

Fixed in
Yandex Browser≥ 24.4.0.682

References

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Frequently asked

Is CVE-2023-26226 being actively exploited?

CVE-2023-26226 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.37%.

How severe is CVE-2023-26226?

CVE-2023-26226 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.37% probability of exploitation.

Which products are affected by CVE-2023-26226?

Affected products include Yandex Browser.

How do I fix CVE-2023-26226?

Upgrade affected software to a fixed version, for example Yandex Browser 24.4.0.682 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2023-26226 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.