What’s Vulnerable › Vulnerabilities

CVE-2023-29341: AV1 Video Extension Remote Code Execution Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-05-09 · updated 2026-06-17
• Weakness: CWE-122

Description

AV1 Video Extension Remote Code Execution Vulnerability

Affected products

• Microsoft AV1 Video Extension: before 1.1.51091.0 — fixed in 1.1.51091.0
• Microsoft AV1 Video Extension: from 1.1.0 before 1.1.60961.0 — fixed in 1.1.60961.0

How to fix

Upgrade to a fixed version: Microsoft AV1 Video Extension 1.1.51091.0; Microsoft AV1 Video Extension 1.1.60961.0. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29341
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-29341

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