[CVE-2026-8888] Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-pr…

Descripción técnica

Version 3.0.7 of the Securly Chrome Extension downloads config.json over HTTP and compiles server-provided patterns as JavaScript regular expressions via new RegExp() without complexity validation. An on-path attacker can inject specific patterns to cause catastrophic backtracking, resulting in denial of service on all browsing.

Puntuación CVSS

Score: 7.5/10 — Severidad: HIGH — Estado NIST: Analyzed

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

Productos afectados

Securly — Securly

Debilidades (CWE)

CWE-917, CWE-1333

Fuente oficial

Publicado en NIST NVD.