Question 1

What is CVE-2026-121174 — CVE-2026-121174?

Accepted Answer

Missing authorization in BackgroundFetch in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy via a crafted HTML page. (Chromium security severity: High)

Question 2

What is the authoritative source for CVE-2026-121174?

Accepted Answer

CVE-2026-121174 (CVE-2026-121174) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-121174CVE-2026-121174

Description

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