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CVE PROGRAM SOURCE RECORD8.2 High

CVE-2026-33331

oRPC: Stored XSS in OpenAPI Reference Plugin via unescaped JSON.stringify

Description

oRPC is an tool that helps build APIs that are end-to-end type-safe and adhere to OpenAPI standards. Prior to version 1.13.9, a stored cross-site scripting (XSS) vulnerability exists in the OpenAPI documentation generation of orpc. If an attacker can control any field within the OpenAPI specification (such as info.description), they can break out of the JSON context and execute arbitrary JavaScript when a user views the generated API documentation. This issue has been patched in version 1.13.9.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

middleapi orpc

  • < 1.13.9affected

References