CVE-2026-114164: HEVC Video Extensions Remote Code Execution Vulnerability
Published Nov 10, 2026
·Updated
HEVC Video Extensions Remote Code Execution Vulnerability
Other sources
Integer underflow (wrap or wraparound) in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
— Microsoft
Affected Software
4 affected componentsFixes available
Microsoft HEVC Video Extensions for Licensed Applications<2.4.150.0
2.4.150.0
Microsoft HEVC Video Extensions<2.4.151.0
2.4.151.0
Microsoft HEVC Video Extensions from Device Manufacturer<2.5.48.0
2.5.48.0
Microsoft HEVC Video Extensions from Device Manufacturer<2.4.149.0
2.4.149.0
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 2.4.150.0 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 2.4.151.0 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 2.4.149.0 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 2.5.48.0
Event History
Nov 10, 2026
CVE Published
via Microsoft·04:00 PM
Data Sourced
via Microsoft·04:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·04:00 PM
Affected Software
CVE Published
via MITRE·06:15 PM
Data Sourced
via MITRE·06:15 PM
DescriptionSeverity
Data Sourced
via NVD·07:19 PM
DescriptionSeverityWeakness