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I. Basic Information for CVE-2026-30837
Vulnerability Information

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Vulnerability Title
Elysia has a string URL format redos
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1333
Source: NVD (National Vulnerability Database)
Vulnerability Title
elysia 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
elysia是elysia开源的一个框架。 Elysia 1.4.26之前版本存在安全漏洞,该漏洞源于t.String format: url使用的正则表达式存在缺陷,可能导致正则表达式拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
elysiajselysia < 1.4.26 -
II. Public POCs for CVE-2026-30837
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III. Intelligence Information for CVE-2026-30837
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IV. Related Vulnerabilities
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