CVE-2026-65810

HighCVSS 7.8/10Last modified Aug 14, 2026

Description

Relative path traversal in .NET Framework allows an unauthorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-23

Affected software

Vendor	Product	Versions
Microsoft	Microsoft .NET Framework 3.5	>= 3.5.0, < 2.0.50727.9183 & 3.0.30729.9169
Microsoft	Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2	>= 3.0.0.0, < 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0
Microsoft	Microsoft .NET Framework 3.5 AND 4.7.2	>= 4.7.0, < 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0
Microsoft	Microsoft .NET Framework 3.5 AND 4.8	>= 4.8.0, < 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0
Microsoft	Microsoft .NET Framework 3.5 AND 4.8.1	>= 4.8.1, < 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0
Microsoft	Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2	>= 4.7.0, < 4.7.4144.0
Microsoft	Microsoft .NET Framework 4.8	>= 4.8.0, < 4.8.4805.0
Microsoft	Microsoft .NET Framework 4.8.1	>= 4.8.0.0, < 4.8.9344.0

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65810Patch, Vendor Advisory

Timeline

Published: Aug 11, 2026
Last modified: Aug 14, 2026
NVD status: Analyzed

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