Orval: Import-time RCE via schema property name -> computed-property-key injection in the zod client — GHSA-6MR6-JVCR-2F25

Summary

### Summary orval's zod client emits each schema property name as a double-quoted key in the generated zod.object({...}) WITHOUT escaping the double quote. A " in a property name closes the key and lands in object-literal context, where an injected computed property key [expr] is evaluated when zod.object({...}) runs -- which is at MODULE IMPORT (the `export const X = zod.object({...})` executes on load) ->…

Timeline

Published by source

2026-09-02

Risk context

• Reported severity or threat level: critical.
• Reported CVSS score: 9.3 out of 10.
• Reported EPSS value: 0.00478.
• Review exposure for the affected product or family: npm: orval.

Product

npm: orval

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-6MR6-JVCR-2F25

Source

GitHub

Vendor

GitHub

Published by source

2026-09-02

Last source activity

2026-09-02

Additional identifiers

CVE-2026-71866

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.