CVE-2026-6991: Colinhacks Zod

Medium severity, CVSS 6.3. EPSS: 0.3% chance of exploitation in the next 30 days.

A vulnerability was determined in colinhacks Zod up to 4.3.6. The impacted element is an unknown function of the file packages/zod/src/v4/core/regexes.ts of the component CUID Data Type Handler. Executing a manipulation can lead to sql injection. The attack can be launched remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Affected products

• Colinhacks Zod: version 4.3.0 only; version 4.3.1 only; version 4.3.2 only; version 4.3.3 only; version 4.3.4 only; version 4.3.5 only; …

Published 2026-04-25. Last modified 2026-06-17.