Ecosystem
NuGet
1,172 known vulnerabilities.
Most affected packages
431 results · Clear filters · Feed
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Medium 5.3
.NET Denial of Service Vulnerability
Inefficient algorithmic complexity in .NET allows an unauthorized attacker to deny service over a network.
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Medium 6.5
ASP.NET Core Security Feature Bypass Vulnerability
Improper input validation in ASP.NET Core allows an unauthorized attacker to bypass a security feature over a network.
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Medium 5.9
ASP.NET Core Information Disclosure Vulnerability
Use of uninitialized resource in ASP.NET Core allows an unauthorized attacker to disclose information over a network.
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Medium 6.1
ASP.NET Core Information Disclosure Vulnerability
Improper encoding or escaping of output in ASP.NET Core allows an unauthorized attacker to disclose information over a network.
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Medium —
MySqlConnector: Account password disclosed to a man-in-the-middle in zero-configuration TLS mode (clear-text password sent before certificate is verified)
## Summary With `SslMode` set to `VerifyCA` or `VerifyFull` with no configured CA certificate, an unvalidated TLS connection is treated as secure and a clear-text password can be sent before the certificate is checked. This can occur when relying on the passw…
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Medium 5.3
MessagePack: Nested arrays can blow past buffer length limits
MessagePack for C# is a MessagePack serializer for C#. Prior to 2.5.303 and 3.1.9, deserializing attacker-controlled MessagePack data as System.Object through PrimitiveObjectFormatter can cause excessive memory allocation. The formatter allocates an object[] …
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Medium 5.3
Microsoft Security Advisory CVE-2026-92707 - ASP.NET Core Denial of Service Vulnerability
## Executive summary Microsoft is releasing this security advisory to provide information about a vulnerability in Microsoft.AspNetCore.SignalR.Protocols.MessagePack; MessagePack; MessagePack.Annotations; MessagePackAnalyzer. This advisory also provides guida…
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Medium 5.9
.NET Denial of Service Vulnerability
A denial of service vulnerability exists when Microsoft Common Object Runtime Library improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET web application. A remote unauthent…
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Medium 5.3
.NET Information Disclosure Vulnerability
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 6.5
.NET Information Disclosure Vulnerability
Permissive list of allowed inputs in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 5.9
ASP.NET Core Denial of Service Vulnerability
Inefficient algorithmic complexity in ASP.NET Core allows an unauthorized attacker to deny service over a network.
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Medium 6.5
.NET Framework Security Feature Bypass Vulnerability
Improper certificate validation in .NET Framework allows an unauthorized attacker to bypass a security feature over a network.
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Medium 5.9
Microsoft QUIC Information Disclosure Vulnerability
Use after free in Microsoft QUIC allows an unauthorized attacker to disclose information over a network.
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Medium 5.9
.NET Information Disclosure Vulnerability
Insertion of sensitive information into sent data in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 5.3
ImageSharp: BigTIFF IFD count can keep a decoder thread in a non-progressing loop
ImageSharp is a 2D graphics library. From 2.0.0 until 4.1.2, ExifReader.ReadValues64 trusts the 64-bit BigTIFF IFD entry count and iterates once per declared entry. When fewer than 20 bytes remain, ExifReader.ReadValue64 returns without advancing the stream o…
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Medium 5.3
ImageSharp: ICC CLUT parsing allocates from unvalidated channel and grid dimensions
ImageSharp is a 2D graphics library. From 1.0.0-beta0001 until 4.1.2, ICC CLUT parsing calculates allocation sizes from attacker-declared channel and grid dimensions before confirming that the profile contains the declared values. IccDataReader.ReadClutF32 ca…
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Medium 5.9
ImageSharp: EXR ZIP decoder can expose stale allocator data after a short inflate
ImageSharp is a 2D graphics library. From 4.0.0 until 4.1.2, ExrBaseDecompressor.UndoZipCompression accepts a nonempty ZIP or ZIPS inflate result that is shorter than the EXR block's required size. ZipExrCompression.Decompress reconstructs the returned prefix…
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Medium 5.3
MPXJ: Potential Path Traversal Vulnerability in Primavera P3 PRX and SureTrak STX readers
MPXJ is an open source library to read and write project plans from a variety of file formats and databases. From 7.3.0 until 16.5.0, reading a suitably crafted Primavera P3 PRX or SureTrak STX file can cause MPXJ to write files to arbitrary locations in the …
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Medium 6.5
Steeltoe: Header-forwarded client cert lacks proof of private-key possession
Steeltoe is an open source project that provides a collection of libraries that helps users build cloud-native applications. Prior to 4.3.0, Steeltoe.Security.Authorization.Certificate deployments using AddOrgAndSpacePolicies() and UseCertificateAuthorization…
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Medium 5.9
Steeltoe.Management.Endpoint: HttpExchanges URI masking leaks query-string secrets
Steeltoe is an open source project that provides a collection of libraries that helps users build cloud-native applications. Prior to 4.3.0, the Steeltoe.Management.Endpoint /actuator/httpexchanges endpoint passes recorded request URIs through MaskedUri, whic…
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Medium 5.9
ASP.NET Core Denial of Service Vulnerability
Improper handling of highly compressed data (data amplification) in ASP.NET Core allows an unauthorized attacker to deny service over a network.
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Medium 5.3
CefSharp: `FolderSchemeHandlerFactory` path boundary check can expose files outside the configured root folder
CefSharp provides .NET bindings for the Chromium Embedded Framework for Windows Forms and Windows Presentation Foundation applications. Prior to version 148.0.90, CefSharp/SchemeHandler/FolderSchemeHandlerFactory.cs used filePath.StartsWith(rootFolder, String…
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Medium 6.9
AngleSharp: HTML5 Spec Compliance: mXSS via annotation-xml HTML Integration Point Bypass
AngleSharp is a .NET library for parsing angle bracket based hyper-texts. Prior to 1.5.0, MathAnnotationXmlElement in AngleSharp/Mathml/Dom/Internal/MathAnnotationXmlElement.cs is not treated as an HTML integration point when its encoding attribute is text/ht…
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Medium 6.1
Kiota: Path traversal in generated plugin manifest static_template.file reference (percent-encoding bypass)
Kiota is an OpenAPI based HTTP Client code generator. Prior to 1.29.1 and 1.34.0, an attacker who controls or tampers with the OpenAPI description consumed by Kiota can supply a file reference that resolves outside the manifest package (e.g. ../../../../etc/p…
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Medium 6.5
Scriban before 7.0.0 Denial of Service via Unbounded Template Output
Scriban before 7.0.0 (affected versions <= 6.6.0) contains a denial-of-service vulnerability in which the LimitToString safety limit (default 1MB) can be bypassed because ObjectToString resets the per-call length counter (_currentToStringLength) on every top-…
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Medium 6.5
Scriban before 7.0.0 Denial of Service via Unbounded Resource Consumption
Scriban before 7.0.0 contains three distinct denial-of-service vulnerabilities in expression evaluation that bypass existing safety controls through unbounded string multiplication, uncontrolled BigInteger shift operations, and LoopLimit bypass via range enum…
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Medium 6.5
.NET Information Disclosure Vulnerability
Inclusion of functionality from untrusted control sphere in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 5.9
.NET Security Feature Bypass Vulnerability
Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.
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Medium 5.9
.NET Information Disclosure Vulnerability
Improper removal of sensitive information before storage or transfer in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 5.1
ImageMagick: Integer Overflow in JNX decoder causes heap buffer over-write when processing extremly large files on 32-bit builds
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to both 6.9.13-52 and 7.1.2-27, processing an extremely large JNX file on 32-bit platforms can cause an integer overflow, leading to a heap buffer…
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Medium 5.0
ImageMagick: Heap Buffer Over-Write in fx operation
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-27, a heap buffer over-write can occur in the fx operation by passing a crafted argument. This issue has been fixed in version 7.1.2-27.
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Medium 4.7
ImageMagick: Heap Buffer Over-Write in morphology operation when an invalid kernel is provided
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 6.9.13-51 and 7.0.1-0 and above prior to 7.1.2-26, an invalid kernel can cause a heap buffer over-write when performing a morphology operation …
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Medium 5.7
ImageMagick: Code injection in HTML encoder due to incomplete fix of CVE-2026-25797
An incomplete fix of CVE-2026-25797 can result in code injection in the HTML encoder.
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Medium 4.7
ImageMagick: Policy Bypass due to an incomplete fix of CVE-2026-49219
An incomplete fix of CVE-2026-49219 could result in a policy bypass.
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Medium 6.2
OpenMcdf: Uncatchable infinite loop in DirectoryTree.TryGetDirectoryEntry on crafted CFB directory cycle
OpenMcdf is a fully .NET / C# library to manipulate Compound File Binary File Format files, also known as Structured Storage. In 3.1.3 and earlier, the BST name-lookup loop in DirectoryTree.TryGetDirectoryEntry (OpenMcdf/DirectoryTree.cs:35-46) walks director…
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Medium 4.8
NCalc: Denial of Service via Unbounded and Non-Terminating Factorial Evaluation
NCalc is a fast, lightweight expression evaluator for .NET. Prior to 6.1.1, the factorial operator implementation in src/NCalc.Core/Helpers/MathHelper.cs permits specially crafted expressions with extremely large factorial operands, causing excessive CPU cons…
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Medium 4.9
Umbraco.AI discloses sensitive application configuration values
### Impact Under certain configurations, a user with elevated privileges may be able to cause sensitive application configuration values, potentially including secret material such as credentials, to be disclosed. Successful exploitation could expose confiden…
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Medium 6.5
.NET Spoofing Vulnerability
Improper encoding or escaping of output in .NET allows an authorized attacker to perform spoofing over a network.
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Medium 6.5
CoreWCF: Kafka consume pump halts permanently on a Kafka tombstone (null-value record), causing persistent endpoint denial of service.
CoreWCF is a port of the service side of Windows Communication Foundation (WCF) to .NET Core. Prior to 1.8.1 and 1.9.1, a CoreWCF service listening on a Kafka topic stops processing new records from that topic when KafkaTransportPump receives a null-value tom…
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Medium 6.2
CoreWCF: UnixDomainSocket Non-Reentrant POSIX Identity Resolution
CoreWCF is a port of the service side of Windows Communication Foundation (WCF) to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF UnixDomainSocket POSIX peer identity resolution uses non-reentrant getpwuid and getgrgid calls, allowing concurrent connections to …