CVE-2026-22785

CRITICAL
2026-01-12 [email protected] GHSA-mwr6-3gp8-9jmj
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

4
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
PoC Detected
Feb 26, 2026 - 20:00 vuln.today
Public exploit code
Patch Released
Feb 26, 2026 - 20:00 nvd
Patch available
CVE Published
Jan 12, 2026 - 19:16 nvd
CRITICAL 9.8

Tags

Command Injection RCE Orval

Description

orval generates type-safe JS clients (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification. Prior to 7.18.0, the MCP server generation logic relies on string manipulation that incorporates the summary field from the OpenAPI specification without proper validation or escaping. This allows an attacker to "break out" of the string literal and inject arbitrary code. This vulnerability is fixed in 7.18.0.

Analysis

orval (TypeScript API client generator) before 7.18.0 has code injection via OpenAPI specification summary fields in MCP server generation. Malicious API specs can inject arbitrary code into generated TypeScript. …

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Remediation

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Validate that input sanitization is in place for all user-controlled parameters.

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Priority Score

69
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +49
POC: +20

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CVE-2026-22785 vulnerability details – vuln.today
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