CVE-2026-30837: CWE-1333: Inefficient Regular Expression Complexity in elysiajs elysia
Elysia is a Typescript framework for request validation, type inference, OpenAPI documentation and client-server communication. Prior to 1.4.26 , t.String({ format: 'url' }) is vulnerable to ReDoS. Repeating a partial url format (protocol and hostname) multiple times cause regex to slow down significantly. This vulnerability is fixed in 1.4.26.
CVE-2026-30837: CWE-1333: Inefficient Regular Expression Complexity in elysiajs elysia
Description
Elysia is a Typescript framework for request validation, type inference, OpenAPI documentation and client-server communication. Prior to 1.4.26 , t.String({ format: 'url' }) is vulnerable to ReDoS. Repeating a partial url format (protocol and hostname) multiple times cause regex to slow down significantly. This vulnerability is fixed in 1.4.26.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-03-05T21:06:44.606Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69b07f3e2f860ef943b515a8
Added to database: 3/10/2026, 8:29:50 PM
Last updated: 3/10/2026, 8:32:32 PM
Views: 1
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