Ecosystem
NuGet
1,173 known vulnerabilities.
Most affected packages
1,173 results · Feed
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Medium 5.3
Nerdbank.MessagePack has a memory amplification DoS in collection deserialization
Nerdbank.MessagePack deserializers for many collection-shaped types trusted the element count declared in MessagePack array and map headers when allocating destination storage. A crafted payload could therefore force large arrays, pooled buffers, dictionaries…
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Critical 9.8
Marten has an SQL injection vulnerability in its full-text search regConfig parameter
Marten is a .NET Transactional Document DB and Event Store on PostgreSQL. Prior to 8.36.1, Marten's full-text search APIs interpolated the user-supplied regConfig parameter directly into the generated SQL without parameterization or validation, making every c…
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High 8.7
TinyMCE Cross-Site Scripting (XSS) vulnerability through `mce:protected` comments
TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via forged mce:protected comments. Allows attackers to bypass sanitization and inject scripts that execute when content is restored. Impacts use…
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High 8.7CVE-2026-47761 Public exploit
TinyMCE Cross-Site Scripting (XSS) vulnerability using media plugin `data-mce-object` injection
TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability in the media plugin. Attackers can inject malicious scripts via crafted data-mce-* attributes, which are executed when content is rendered. Impa…
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High 8.7
TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes
TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability via unsanitized data-mce-* attributes (data-mce-href, data-mce-src, data-mce-style). Allows attackers to inject malicious values that override s…
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High 8.7
TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs
TinyMCE is an open source rich text editor. From 6.8.0 to before 7.1.0, TinyMCE contains an XSS vulnerability caused by improper SVG namespace scope handling in the sanitizer. A crafted payload using nested elements can bypass attribute sanitization and execu…
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Medium 6.5
OpenTelemetry.Exporter.Instana bypasses TLS certificate validation when a proxy is configured
The OpenTelemetry.Exporter.Instana exports telemetry to Instana backend. Prior to 1.1.0, the OpenTelemetry.Exporter.Instana NuGet package does not validate HTTPS/TLS certificates are valid when sending telemetry to a configured Instana back-end when a proxy i…
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Medium 5.9CVE-2026-44788 Public exploit
SharpCompress: Directory traversal via directory entries in WriteToDirectory (zip slip variant)
SharpCompress is a fully managed C# library to deal with many compression types and formats. In 0.47.4 and earlier, a path traversal vulnerability in IArchive.WriteToDirectory() allows a malicious archive to create directories outside the intended extraction …
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Medium 6.2
ImageMagick: Heap Buffer Over-Write in json and yaml encoder of a single byte due to incorrect fix
An incorrect fix that was applied in GHSA-5592-p365-24xh could result in a heap buffer over-write of a single byte.
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Medium —
Microsoft DirectX12: .spritefont multiply overflow only in 32-bit builds
### Impact The spritefont reader can be induced to perform a 32-bit overflow multiply that could in theory result in a RCE. This impacts the use of the *DirectX Tool Kit* **SpriteFont** class file loading ctor if given untrusted data files. > Note this only a…
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Medium —
Microsoft DirectX: .spritefont multiply overflow only in 32-bit builds
### Impact The spritefont reader can be induced to perform a 32-bit overflow multiply that could in theory result in a RCE. This impacts the use of the *DirectX Tool Kit* **SpriteFont** class file loading ctor if given untrusted data files. > Note this only a…
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High 7.0
Kiota abstractions RedirectHandler leaks Cookie/Proxy-Authorization headers on cross-host redirect
The RedirectHandler middleware in microsoft/kiota-java (com.microsoft.kiota:microsoft-kiota-http-okHttp v1.9.0) and other Kiota libraries fails to strip sensitive HTTP headers when following 3xx redirects to a different host or scheme. Only the Authorization …
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High 7.5
Nerdbank.MessagePack: Attacker-controlled stackalloc in DateTime decoding causes process-terminating StackOverflowException
Nerdbank.MessagePack is a NativeAOT-compatible MessagePack serialization library. Prior to 1.1.62, Nerdbank.MessagePack contains an uncontrolled stack allocation vulnerability in DateTime decoding. A malicious MessagePack payload can declare an oversized time…
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High 7.5
Snappier: Infinite loop in SnappyStream decompression on malformed framed input
Snappier is a high performance C# implementation of the Snappy compression algorithm. Prior to 1.3.1, Snappier.SnappyStream enters an uncatchable infinite loop when decompressing a malformed framed-format Snappy stream as small as 15 bytes. This vulnerability…
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Medium 6.5
OpenTelemetry.Exporter.OpenTelemetryProtocol: Disk retry default temp path enables local blob injection for OTLP Exporter
OpenTelemetry.Exporter.OpenTelemetryProtocol is the OTLP (OpenTelemetry Protocol) exporter implementation. From 1.8.0 to 1.15.2, the OTLP disk retry feature in OpenTelemetry.Exporter.OpenTelemetryProtocol silently fell back to Path.GetTempPath() when OTEL_DOT…
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Medium 5.9
OpAMP client reads unbounded HTTP response bodies
OpenTelemetry.OpAmp.Client is the OpAMP client for OpenTelemetry .NET. Prior to 0.2.0-alpha.1, when receiving responses from the OpAMP server over HTTP, the OpAMP client allocates an unbounded buffer to read all bytes from the server, with no upper-bound on t…
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High 7.5
ASP.NET Core Denial of Service Vulnerability
Loop with unreachable exit condition ('infinite loop') in ASP.NET Core allows an unauthorized attacker to deny service over a network.
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Medium 4.3
.NET Core Tampering Vulnerability
A tampering vulnerability exists when .NET Core improperly handles specially crafted files. An attacker who successfully exploited this vulnerability could write arbitrary files and directories to certain locations on a vulnerable system. However, an attacker…
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High 7.3
.NET Elevation of Privilege Vulnerability
Improper input validation in .NET allows an unauthorized attacker to elevate privileges locally.
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High 8.8
YAF.NET: Pre-Handler Authorization Bypass on Admin Pages Enabling Blind SQL Execution via `/Admin/RunSql`
YetAnotherForum.NET (YAF.NET) is a C# ASP.NET forum. Prior to 4.0.5, Any admin OnPost… handler executes its side effects before the ResultFilterAttribute rewrites the response to a 302 to /Info/4. The most impactful abuse is /Admin/RunSql, whose OnPostRunQuer…
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High 8.1
YAF.NET: Unauthenticated Stored Second-Order XSS in Admin Event Log via Reflected `User-Agent` Header
YetAnotherForum.NET (YAF.NET) is a C# ASP.NET forum. Prior to 4.0.5 and 3.2.12, the application's database logger (YAFNET.Core/Logger/DbLogger.cs) captures the incoming request's User-Agent header into a JObject, serializes it with JsonConvert, and stores the…
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High 7.3
YAF.NET: Stored XSS in Forum Thread Posts/Replies Allowing Arbitrary JavaScript Execution for All Thread Viewers
YetAnotherForum.NET (YAF.NET) is a C# ASP.NET forum. Prior to 4.0.5 and 3.2.12, the thread posting and reply feature accepts user-supplied content via a a post or reply that is stored server-side and later rendered back into the thread page without adequate H…
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Medium 4.3
oxidize-pdf: NaN/inf bypass in colour content-stream emission causes PDF rejection (DoS)
### Impact `oxidize-pdf` defines `Color` as a `pub enum` with public tuple-struct variants `Rgb(f64, f64, f64)`, `Gray(f64)`, and `Cmyk(f64, f64, f64, f64)`. The constructors `Color::rgb`, `Color::gray`, and `Color::cmyk` clamp incoming components to `[0.0, 1…
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Medium 6.2
OpenMcdf has an Infinite loop DoS via crafted CFB directory cycle
OpenMcdf is a fully .NET / C# library to manipulate Compound File Binary File Format files, also known as Structured Storage. Prior to version 3.1.3, OpenMcdf does not detect cycles in the directory entry red-black tree of a Compound File Binary (CFB) documen…
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Medium 5.3
ParquetSharp: Possible Stack Overflow When Reading a ParquetFile with Large Decimal Type Width
ParquetSharp is a .NET library for reading and writing Apache Parquet files. From version 18.1.0 to before version 23.0.0.1, DecimalConverter.ReadDecimal makes a stackalloc using what might be an attacker-supplied value. If an attacker declares a decimal colu…
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Medium 5.3
OpenTelemetry.Exporter.OneCollector vulnerable to denial of service via unbounded HTTP error response body
OpenTelemetry.Exporter.OneCollector is a .NET exporter that sends telemetry to a OneCollector back-end over HTTP. In versions 1.15.0 and earlier, when a request to the configured back-end or collector results in an unsuccessful HTTP 4xx or 5xx response, the H…
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Medium 5.9
Unbounded HTTP response body read in OpenTelemetry.Resources.Azure
OpenTelemetry.Resources.Azure is the .NET resource detector for Azure environments. In versions 1.15.0-beta.1 and earlier, the AzureVmMetaDataRequestor class makes HTTP requests to the Azure VM instance metadata service and reads the response body into memory…
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Medium 5.3
OpenTelemetry .NET Zipkin exporter has unbounded remote endpoint cache leading to memory growth
OpenTelemetry.Exporter.Zipkin is the .NET Zipkin exporter for OpenTelemetry. In versions 1.15.2 and earlier, the Zipkin exporter remote endpoint cache accepts unbounded key growth derived from span attributes. In high-cardinality scenarios, a process using Zi…
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Medium 6.5
MailKit has STARTTLS Response Injection via unflushed stream buffer that enables SASL mechanism downgrade
MailKit is a cross-platform mail client library built on top of MimeKit. A STARTTLS Response Injection vulnerability in versions prior to 4.16.0 allows a Man-in-the-Middle attacker to inject arbitrary protocol responses across the plaintext-to-TLS trust bound…
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Medium 5.9
Unbounded HTTP response body read in OpenTelemetry.Sampler.AWS
The AWS X-Ray Remote Sampler package provides a sampler which can get sampling configurations from AWS X-Ray. Prior to 0.1.0-alpha.8, OpenTelemetry.Sampler.AWS reads unbounded HTTP response bodies from a configured AWS X-Ray remote sampling endpoint into memo…
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Medium 5.9
OpenTelemetry dotnet: Potential memory exhaustion via unbounded pooled-list sizing in Jaeger exporter conversion path
OpenTelemetry dotnet is a dotnet telemetry framework. In 1.6.0-rc.1 and earlier, OpenTelemetry.Exporter.Jaeger may allow sustained memory pressure when the internal pooled-list sizing grows based on a large observed span/tag set and that enlarged size is reus…
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Medium 5.3
OpenTelemetry dotnet: Excessive memory allocation when parsing OpenTelemetry propagation headers
OpenTelemetry dotnet is a dotnet telemetry framework. In OpenTelemetry.Api 0.5.0-beta.2 to 1.15.2 and OpenTelemetry.Extensions.Propagators 1.3.1 to 1.15.2, The implementation details of the baggage, B3 and Jaeger processing code in the OpenTelemetry.Api and O…
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Medium 5.3
OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling
OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry over gRPC using the OpenTelemetry Protocol (OTLP), the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Pri…
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Medium 5.3
OpenTelemetry dotnet: OTLP exporter reads unbounded HTTP response bodies
OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry to a back-end/collector over gRPC or HTTP using OpenTelemetry Protocol format (OTLP), if the request results in a unsuccessful request (i.e. HTTP 4xx …
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High 7.3
Kiota: Code Generation Literal Injection
Kiota is an OpenAPI based HTTP Client code generator. Versions prior to 1.29.1 and 1.31.1 are affected by a code-generation literal injection vulnerability in multiple writer sinks (for example: serialization/deserialization keys, path/query parameter mapping…
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Critical 9.1CVE-2026-40372 EPSS 11%
ASP.NET Core Elevation of Privilege Vulnerability
Improper verification of cryptographic signature in ASP.NET Core allows an unauthorized attacker to elevate privileges over a network.
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Low 3.8
Zio has SubFileSystem Path Confinement Bypass via Unresolved `..` Segment
# Summary `SubFileSystem` fails to confine operations to its declared sub path when the input path is `/../` (or equivalents `/../`, `/..\\`). This path passes all validation but resolves to the root of the parent filesystem, allowing directory level operatio…
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Critical 9.1
Hot Chocolate's Utf8GraphQLParser has Stack Overflow via Deeply Nested GraphQL Documents
Hot Chocolate is an open-source GraphQL server. Prior to versions 12.22.7, 13.9.16, 14.3.1, and 15.1.14, Hot Chocolate's recursive descent parser `Utf8GraphQLParser` has no recursion depth limit. A crafted GraphQL document with deeply nested selection sets, o…
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High 8.1
DotNetNuke.Core has stored cross-site-scripting (XSS) via SVG upload
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. Prior to version 10.2.2, a user could upload a specially crafted SVG file that could include scripts that can target both authenticated and unauthent…
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Medium 6.9
DNN has same HostGUID for all new installs
DNN (formerly DotNetNuke) is an open-source web content management platform (CMS) in the Microsoft ecosystem. All new installations of DNN 10.x.x - 10.2.1 have the same Host GUID. This does not affect upgrades from 9.x.x. Version 10.2.2 patches the issue.