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Vulnerability record · CVE-2011-1977 · published 10 August 2011

CVE-2011-1977: Microsoft .net framework information exposure vulnerability

Microsoft · .Net Framework

The ASP.NET Chart controls in Microsoft .NET Framework 4, and Chart Control for Microsoft .NET Framework 3.5 SP1, do not properly verify functions in URIs, which allows remote attackers to read arbitrary files via special characters in a URI in an HTTP request, aka "Chart Control Information Disclosure Vulnerability."

4.3 CVSS 2.0 Medium EPSS 21% · top 2.5% CWE-200 · Information exposure
4.3CVSS 2.0 base score
21%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
16 Jun 2026Last modified by NVD

Description

The ASP.NET Chart controls in Microsoft .NET Framework 4, and Chart Control for Microsoft .NET Framework 3.5 SP1, do not properly verify functions in URIs, which allows remote attackers to read arbitrary files via special characters in a URI in an HTTP request, aka "Chart Control Information Disclosure Vulnerability."

AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

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

References

LinkTags
http://www.us-cert.gov/cas/techalerts/TA11-221A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-066
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12970
http://www.us-cert.gov/cas/techalerts/TA11-221A.html US Government Resource
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-066
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12970

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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-2011-1977), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.