Question 1

What is CVE-2026-19558 — CVE-2026-19558?

Accepted Answer

Use after free in Extensions in Google Chrome prior to 151.0.7922.137 allowed an attacker who convinced a user to install a malicious extension to execute arbitrary code inside a sandbox via a crafted Chrome Extension. (Chromium security severity: High)

Question 2

What is the authoritative source for CVE-2026-19558?

Accepted Answer

CVE-2026-19558 (CVE-2026-19558) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-19558CVE-2026-19558

Description

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