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.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
orval-labs orval unaffected
Version Status Constraints
0 affected < 8.28.0
8.28.0 unaffected —

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No data.

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Project Subscriptions

Vendors Products
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/orval-labs/orval cve-icon cve-icon
https://github.com/orval-labs/orval/blob/v8.27.0/packages/core/src/getters/res-req-types.ts#L808 cve-icon cve-icon
https://github.com/orval-labs/orval/commit/975a769a76151354dead879feadfa3537ff065fe cve-icon cve-icon
https://github.com/orval-labs/orval/pull/3988 cve-icon cve-icon
https://github.com/orval-labs/orval/security/advisories/GHSA-jwhm-6748-j6pq cve-icon cve-icon
https://www.vulncheck.com/advisories/orval-orval-core-before-8.28.0-code-injection-via-form-data cve-icon cve-icon
History

Wed, 23 Sep 2026 16:45:00 +0000

Type Values Removed Values Added
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.
Title orval @orval/core before 8.28.0 Code Injection via Form-Data
First Time appeared Orval
Orval orval
Weaknesses CWE-94
CPEs cpe:2.3:a:orval:orval:*:*:*:*:*:*:*:*
Vendors & Products Orval
Orval orval
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-23T16:23:56.849Z

Reserved: 2026-09-23T15:58:31.321Z

Link: CVE-2026-96758

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-23T17:17:25.083

Modified: 2026-09-23T17:17:25.083

Link: CVE-2026-96758

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-23T17:45:07Z

Weaknesses