CVE-2026-23956

HIGH

7.5

Descricao

seroval facilitates JS value stringification, including complex structures beyond JSON.stringify capabilities. In versions 1.4.0 and below, overriding RegExp serialization with extremely large patterns can exhaust JavaScript runtime memory during deserialization. Additionally, overriding RegExp serialization with patterns that trigger catastrophic backtracking can lead to ReDoS (Regular Expression Denial of Service). This issue has been fixed in version 1.4.1.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/22/2026

Ultima modificacao2/27/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

lxsmnsyc:seroval

Fraquezas (CWE)

CWE-1333

Referencias

https://github.com/lxsmnsyc/seroval/commit/ce9408ebc87312fcad345a73c172212f2a798060(security-advisories@github.com)

https://github.com/lxsmnsyc/seroval/security/advisories/GHSA-hx9m-jf43-8ffr(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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