Question 1

What is CVE-2026-16388 — CVE-2026-16388?

Accepted Answer

Sandbox escape in the DOM: Networking component. This vulnerability was fixed in Firefox 153.

Question 2

What is the authoritative source for CVE-2026-16388?

Accepted Answer

CVE-2026-16388 (CVE-2026-16388) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-16388CVE-2026-16388

Description