Question 1

What is CVE-2026-16375 — CVE-2026-16375?

Accepted Answer

Site isolation issue in the Networking: HTTP component. This vulnerability was fixed in Firefox 153 and Firefox ESR 140.13.

Question 2

What is the authoritative source for CVE-2026-16375?

Accepted Answer

CVE-2026-16375 (CVE-2026-16375) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-16375CVE-2026-16375

Description