Question 1

What is CVE-2026-121031 — CVE-2026-121031?

Accepted Answer

Missing authorization in PDF in Google Chrome prior to 157.0.8103.38 allowed a remote attacker to bypass web origin policy into a privileged page via a crafted Chrome extension. (Chromium security severity: Medium)

Question 2

What is the authoritative source for CVE-2026-121031?

Accepted Answer

CVE-2026-121031 (CVE-2026-121031) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-121031CVE-2026-121031

Description

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