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Vulnerability record · CVE-2020-0606 · published 14 January 2020

CVE-2020-0606: Microsoft .net framework improper input validation vulnerability

Microsoft · .Net Framework

A remote code execution vulnerability exists in .NET software when the software fails to check the source markup of a file.An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user, aka '.NET Framework Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0605.

8.8 CVSS 3.1 High EPSS 17% · top 3.0% CWE-20 · Improper input validation
8.8CVSS 3.1 base score, v2 9.3
17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

A remote code execution vulnerability exists in .NET software when the software fails to check the source markup of a file.An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user, aka '.NET Framework Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0605.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0606 PatchVendor Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0606 PatchVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-0606), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.