CVE-2026-96758

critical

Description

orval @orval/core before 8.28.0 contains a code injection vulnerability in the form-data serializer that fails to escape multipart property names in generated template literals. Attackers can inject ${...} expressions into OpenAPI schema property names that execute as live interpolation when the generated client builds FormData bodies with consumer process privileges.

References

https://www.vulncheck.com/advisories/orval-orval-core-before-8.28.0-code-injection-via-form-data

https://github.com/orval-labs/orval/security/advisories/GHSA-jwhm-6748-j6pq

https://github.com/orval-labs/orval/pull/3988

https://github.com/orval-labs/orval/commit/975a769a76151354dead879feadfa3537ff065fe

https://github.com/orval-labs/orval/blob/v8.27.0/packages/core/src/getters/res-req-types.ts#L808

https://github.com/orval-labs/orval

Details

Source: Mitre, NVD

Published: 2026-09-23

Updated: 2026-09-23

Risk Information

CVSS v2

Base Score: 10

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

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

CVSS v4

Base Score: 9.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.00541