by Kastro
Paper/Archive/CVE-2026-96758

CVE-2026-96758

orval-labs orval — orval @orval/core before 8.28.0 Code Injection via Form-Data

EPSS 0.8%public exploitCVSS 9.8
critical.is priorityof 100
51
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 55.9.559 × 2011.2Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
orval< 8.28.08.28.0CNA

Scores by source

VulnCheck (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
VulnCheck (CNA)9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

exploitgithub.com/orval-labs/orval/security/advisories/GHSA-jwhm-6748-j6pqpatchgithub.com/orval-labs/orval/pull/3988patchgithub.com/orval-labs/orval/commit/975a769a76151354dead879feadfa3537ff065fewriteupgithub.com/orval-labs/orval/blob/v8.27.0/packages/core/src/getters/res-req-types.ts#L808refgithub.com/orval-labs/orvalwriteupvulncheck.com/advisories/orval-orval-core-before-8.28.0-code-injection-via-form-data