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Vulnerabilities / CVE-2026-62815

critical

CVE-2026-62815

Microsoft QUIC: Remote Code Execution Vulnerability

Published Modified CWE 416
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

GHSA10.0CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H

Trivy's own label is CRITICAL. Rated critical by GHSA.

Description

Use after free in Microsoft QUIC allows an unauthorized attacker to execute code over a network.

Affected packages and fixed versions

SourcePackageFixed in
nuget::GitHub Security Advisory NuGetMicrosoft.Native.Quic.MsQuic.OpenSSL, Microsoft.Native.Quic.MsQuic.Schannel, microsoft.native.quic.msquic.openssl and 1 more2.5.10, 2.4.19
Show all 4 entries from 1 source
SourcePackageFixed in
nuget::GitHub Security Advisory NuGetMicrosoft.Native.Quic.MsQuic.OpenSSL2.5.10, 2.4.19
nuget::GitHub Security Advisory NuGetMicrosoft.Native.Quic.MsQuic.Schannel2.5.10, 2.4.19
nuget::GitHub Security Advisory NuGetmicrosoft.native.quic.msquic.openssl2.5.10, 2.4.19
nuget::GitHub Security Advisory NuGetmicrosoft.native.quic.msquic.schannel2.5.10, 2.4.19

References

All 12 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.