CVE-2026-33331

high

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.

References

https://github.com/middleapi/orpc/security/advisories/GHSA-7f6v-3gx7-27q8

https://github.com/middleapi/orpc/releases/tag/v1.13.9

https://github.com/middleapi/orpc/commit/4f0efa8a1d3fa8e8317a4b03cc3945a5dfd68add

Details

Source: Mitre, NVD

Published: 2026-03-24

Updated: 2026-03-25

Risk Information

CVSS v2

Base Score: 8.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:P/A:N

Severity: High

CVSS v3

Base Score: 8.2

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N

Severity: High

EPSS

EPSS: 0.00011