CVE-2026-96756: Code Injection (CVSS 8.1)

Description

orval versions before 8.30.0 contain a code injection vulnerability in the @orval/core factory generator that fails to escape date default values in new Date() calls. Attackers can inject arbitrary expressions through apostrophes in OpenAPI schema defaults to execute code with the privileges of the consumer process when factoryMethods and useDates options are enabled.

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CVSS v3.1 Score

8.1

HIGH

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

EPSS — Exploit Prediction

0.0048

Probability of exploitation

0.40%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-94 CWE-94

References

Other References

https://github.com/orval-labs/orval https://github.com/orval-labs/orval/blob/v8.29.0/packages/core/src/generators/factory.ts#L493 https://github.com/orval-labs/orval/commit/b9b083576943c683540200eb957feced57dddc1a https://github.com/orval-labs/orval/pull/4038 https://github.com/orval-labs/orval/security/advisories/GHSA-wx66-36r6-v5g7 https://www.vulncheck.com/advisories/orval-before-8.30.0-code-injection-via-factory-generation

Frequently Asked Questions

What is CVE-2026-96756? +

orval versions before 8.30.0 contain a code injection vulnerability in the @orval/core factory generator that fails to escape date default values in new Date() calls. Attackers can inject arbitrary expressions through apostrophes in OpenAPI schema defaults to execute code with the privileges of the consumer process when factoryMethods and useDates options are enabled. It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2026-96756? +

CVE-2026-96756 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0048, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-96756? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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