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    CVE-2026-96757

    orval before 8.29.0 fails to escape OpenAPI media-type keys when emitting them into single-quoted Content-Type string literals in generated code. Attackers can inject JavaScript through crafted media-type keys in OpenAPI specifications that executes when generated fetch operations or mock resolvers are invoked.

    Published:Sep 23, 2026
    Last Modified:Sep 23, 2026
    EPS:Sep 23, 2026
    EPSS Score:
    CVSS Score:9.8

    Affected Products

    Vendor
    Orval
    Product
    Orval

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-96756 (CVSS 9.2) — orval versions before 8.30.0 contain a code injection vulnerability in the @orval/core factory generator that …
    CVE-2026-96755 (CVSS 9.3) — orval versions 8.14.0 through 8.28.1 contain a code injection vulnerability in the @orval/effect generator tha…
    CVE-2026-96754 (CVSS 9.3) — orval versions before 8.29.0 contain a code injection vulnerability in the @orval/hono generator that fails to…
    CVE-2026-25141 (CVSS 9.3) — Orval generates type-safe JS clients (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification. Versi…
    CVE-2026-24132 (CVSS 7.7) — Orval generates type-safe JS clients (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification. Versi…
    CVE-2026-23947 (CVSS 9.3) — Orval generates type-safe JS clients (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification. Versi…
    CVE-2026-22785 (CVSS 9.3) — orval generates type-safe JS clients (TypeScript) from any valid OpenAPI v3 or Swagger v2 specification. Prior…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High