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Vulnerability record · CVE-2016-0132 · published 9 March 2016

CVE-2016-0132: Microsoft .net framework improper input validation vulnerability

Microsoft · .Net Framework

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 mishandles signature validation for unspecified elements of XML documents, which allows remote attackers to spoof signatures via a modified document, aka ".NET XML Validation Security Feature Bypass."

9.8 CVSS 3.0 Critical EPSS 21% · top 2.5% CWE-20 · Improper input validation
9.8CVSS 3.0 base score, v2 10.0
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

Microsoft .NET Framework 2.0 SP2, 3.0 SP2, 3.5, 3.5.1, 4.5.2, 4.6, and 4.6.1 mishandles signature validation for unspecified elements of XML documents, which allows remote attackers to spoof signatures via a modified document, aka ".NET XML Validation Security Feature Bypass."

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
http://www.securityfocus.com/bid/84075
http://www.securitytracker.com/id/1035213
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-035
http://www.securityfocus.com/bid/84075
http://www.securitytracker.com/id/1035213
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-035

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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-2016-0132), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.