EUVD-2026-44936

Microsoft Kiota: Arbitrary file write + code-injection via x-ms-kiota-info clientClassName and clientNamespaceName...

GHSA-4VV7-JJ25-4GH6 Microsoft Kiota: Arbitrary file write + code-injection via x-ms-kiota-info clientClassName and clientNamespaceName

Summary Microsoft Kiota emitted the x-ms-kiota-info extension's clientClassName or clientNamespaceName value raw, with no identifier or path sanitization, as both the generated client's class/namespace name and part of the generated output path. When kiota generate is run without -c/--class-name ...

Microsoft Kiota: Arbitrary file write + code-injection via x-ms-kiota-info clientClassName and clientNamespaceName

Summary Microsoft Kiota emitted the x-ms-kiota-info extension's clientClassName or clientNamespaceName value raw, with no identifier or path sanitization, as both the generated client's class/namespace name and part of the generated output path. When kiota generate is run without -c/--class-name ...

EUVD-2026-44933

Microsoft Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by kiota info...

GHSA-HQ9Q-27G5-QWPJ Microsoft Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by `kiota info`

Summary kiota info — the command developers run to learn which packages to install after generating a client — read the x-ms-kiota-info extension from the OpenAPI description and presented the spec-supplied dependencyInstallCommand and dependency name/version as the tool's own recommended install...

Microsoft Kiota: Command injection via x-ms-kiota-info dependencyInstallCommand surfaced by `kiota info`

Summary kiota info — the command developers run to learn which packages to install after generating a client — read the x-ms-kiota-info extension from the OpenAPI description and presented the spec-supplied dependencyInstallCommand and dependency name/version as the tool's own recommended install...

EUVD-2026-44929

Microsoft Kiota Workspace-config poisoning: out-of-repo file write + generation-time SSRF...

EUVD-2026-44937

Microsoft Kiota: Generation-time SSRF + remote/local file inclusion via unrestricted $ref...

GHSA-RG4H-FPCP-2QM8 Microsoft Kiota: Generation-time SSRF + remote/local file inclusion via unrestricted $ref

Summary Microsoft Kiota resolved OpenAPI $refs by fetching remote https URLs and reading local files including absolute / out-of-tree paths, inlining the referenced schema into the generated client. Running kiota generate on a spec whose $ref pointed at an attacker/internal URL or an arbitrary...

EUVD-2026-44928

Microsoft Kiota: Code Generation Literal Injection in Kiota PHP Generator...

GHSA-JQWH-526H-C92J Microsoft Kiota: Code Generation Literal Injection in Kiota PHP Generator

Impact The Kiota PHP code generator is vulnerable to a code generation literal injection attack. The generator embeds string values from OpenAPI fields e.g. description, default values, and property names directly into PHP double-quoted string literals without properly escaping the $ character...

Microsoft Kiota: Code Generation Literal Injection in Kiota PHP Generator

Impact The Kiota PHP code generator is vulnerable to a code generation literal injection attack. The generator embeds string values from OpenAPI fields e.g. description, default values, and property names directly into PHP double-quoted string literals without properly escaping the $ character...

EUVD-2026-44927

Microsoft Kiota: Code Generation Literal Injection in Kiota Python Generator...

Microsoft Kiota: Code Generation Literal Injection in Kiota Python Generator

Code Generation Literal Injection in Kiota Python Generator Leads to Arbitrary Code Execution at Import Time. The Kiota Python code generator is vulnerable to a code generation literal injection issue when processing malicious or untrusted OpenAPI specifications. Specifically, attacker-controlled...

EUVD-2026-44926

Microsoft Kiota: Code Generation Literal Injection in Kiota Ruby Generator...

Microsoft Kiota: Code Generation Literal Injection in Kiota Ruby Generator

Code Generation Literal Injection in Kiota Ruby Generator Leads to Arbitrary Code Execution Impact The Kiota Ruby code generator is vulnerable to a code generation literal injection attack. The generator embeds string values from OpenAPI default fields and property names directly into Ruby...

EUVD-2026-44931

Microsoft Kiota: XML Doc-Comment Newline Breakout Code Injection...

Microsoft Kiota: XML Doc-Comment Newline Breakout Code Injection

Summary Kiota versions prior to 1.32.3 are affected by a code-generation injection vulnerability in the C XML documentation-comment sink the description, externalDocs label, and externalDocs link fields emitted as /// … comments. When text from an OpenAPI description is written into single-line X...

Arbitrary Code Injection

Overview Affected versions of this package are vulnerable to Arbitrary Code Injection through the C doc-comment generation in CSharpConventionService and OpenApiUrlTreeNodeExtensions. An attacker can inject executable C into generated clients by supplying description, externalDocs label, or link...

Arbitrary Code Injection

Overview Affected versions of this package are vulnerable to Arbitrary Code Injection through the C doc-comment generation in CSharpConventionService and OpenApiUrlTreeNodeExtensions. An attacker can inject executable C into generated clients by supplying description, externalDocs label, or link...