CVE-2026-96758

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.

Overview

State: PUBLISHED
Assigner (CNA): VulnCheck
CVSS severity: CRITICAL
CVSS score: 9.3 / 10
CVSS 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
Effective score: 9.3 / 10 CRITICAL source: CNA overview
CWE(s): CWE-94
Reserved: 2026-09-23
Published: 2026-09-23 16:23 UTC
Last updated: 2026-09-23 18:39 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/96xxx/CVE-2026-96758.json
Linked Threat: CVE-2026-96758 — orval @orval/core before 8.28.0 Code Injection via Form-Data

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

NVD published: 2026-09-23 17:17:25 UTC
NVD last modified: 2026-09-23 19:19:54 UTC
NVD CVSS v3.1: 9.8 / 10 CRITICAL source: disclosure@vulncheck.com
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability subscore: 3.9 / 10
Impact subscore: 5.9 / 10

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2026-85408
Assigner: VulnCheck
Published: Sep 23, 2026, 4:23:56 PM
Updated: Sep 23, 2026, 6:39:05 PM
EUVD base score (CVSS 4.0): 9.3 / 10
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
EUVD-reported EPSS: 0.0000
Vendors: orval-labs
Products: orval (0 <8.28.0)
Aliases: GHSA-f2xw-gqvf-336w

ENISA 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.

EUVD references (6)

Affected products (1)

Vendor	Product	Versions	Platforms
orval-labs	orval	`0` (affected), `8.28.0` (unaffected)	—

Vendor references (6)

References embedded in the original CVE record by the assigning CNA.

GitHub Security Advisory (GHSA-jwhm-6748-j6pq) vendor-advisory
https://github.com/orval-labs/orval/pull/3988 patchissue-tracking
https://github.com/orval-labs/orval/commit/975a769a76151354dead879feadfa3537ff065fe patch
https://github.com/orval-labs/orval/blob/v8.27.0/packages/core/src/getters/res-req-types.ts#L808 technical-description
https://github.com/orval-labs/orval product
VulnCheck Advisory: orval @orval/core before 8.28.0 Code Injection via Form-Data third-party-advisory

Web references (0)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

No web references attached yet.

NVD-tagged references (7)

Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.

https://github.com/orval-labs/orval disclosure@vulncheck.com
https://github.com/orval-labs/orval/blob/v8.27.0/packages/core/src/getters/res-req-types.ts#L808 disclosure@vulncheck.com
https://github.com/orval-labs/orval/commit/975a769a76151354dead879feadfa3537ff065fe disclosure@vulncheck.com
https://github.com/orval-labs/orval/pull/3988 disclosure@vulncheck.com
https://github.com/orval-labs/orval/security/advisories/GHSA-jwhm-6748-j6pq disclosure@vulncheck.com
https://github.com/orval-labs/orval/security/advisories/GHSA-jwhm-6748-j6pq 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.vulncheck.com/advisories/orval-orval-core-before-8.28.0-code-injection-via-form-data disclosure@vulncheck.com

Remediations (10)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

CVEs and Security Vulnerabilities - OpenCVE

web:app.opencve.io

Explore the latest vulnerabilities and security issues in the CVE database

2026-09-24 11:07 UTC
CVE-2026-96758 - Vulnerability Details - OpenCVE

web:app.opencve.io

Remediation No vendor fix or workaround currently provided. OpenCVE Recommended Actions Upgrade orval to version 8.28.0 or later, which contains the necessary escaping logic for multipart property names.

2026-09-24 11:07 UTC
CVE-2026-96758: Orval Remote Code Execution - CVETodo

web:cvetodo.com

CVE-2026-96758 is a CVSS 9.8 Remote Code Execution vulnerability in Orval. See exploitation status, patch guidance, and technical details.

2026-09-24 11:07 UTC
CVE-2026-96758 - Exploits & Severity - Feedly

web:feedly.com

🚨 CVE-2026-96758 — CVSS 9.3 CRITICAL 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.

2026-09-24 11:07 UTC
CVE-2026-96758: Product identification pending

web:itknowledgebases.com

CVE-2026-96758 (Product identification pending): Critical vulnerability requiring immediate validation against your environment.

2026-09-24 11:07 UTC
Cisco Advance Notification for Publication of September 16, 2026 ...

web:sec.cloudapps.cisco.com

On September 16, 2026 , the Cisco Product Security Incident Response Team (PSIRT) published the advisories that are listed in the following tables. To remediate these vulnerabilities, Cisco strongly recommends that customers upgrade to the fixed software that is indicated in the advisories. For more information about changes in Cisco PSIRT vulnerability disclosure, see Strengthening the ...

2026-09-24 11:07 UTC
CVE-2026-96758 - Code Injection in orval/core Before 8.28.0…

web:vulmon.com

Vulnerability Summary orval/core versions prior to 8.28.0 have a code injection flaw in the form-data serializer. This vulnerability occurs because multipart property names are not escaped in generated template literals. Attackers can insert $ {...} expressions into OpenAPI schema property names. These expressions will execute with consumer process privileges when the generated client ...

2026-09-24 11:07 UTC
Oracle Critical Patch Update Advisory - July 2026

web:www.oracle.com

This Critical Patch Update contains 1448 new security patches across the product families listed below. Please note that a My Oracle Support (MOS) note summarizing the content of this Critical Patch Update and other Oracle Software Security Assurance activities is located at July 2026 Critical Patch Update: Executive Summary and Analysis.

2026-09-24 11:07 UTC
CVE-2026-96758: orval Code Injection (CVSS 9.8) — Fix & Details

web:www.strix.ai

How severe is CVE-2026-96758 ? CVE-2026-96758 has a CVSS score of 9.8/10 (CRITICAL severity). How do I fix CVE-2026-96758 ? Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

2026-09-24 11:07 UTC
CVE-2026-96758 | Tenable®

web:www.tenable.com

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.

2026-09-24 11:07 UTC

AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2026-96758.json.

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