Question 1

What is CVE-2026-124931 — CVE-2026-124931?

Accepted Answer

Same-origin policy bypass in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 160, Firefox ESR 153.7, Thunderbird 160, and Thunderbird 153.7.

Question 2

What is the authoritative source for CVE-2026-124931?

Accepted Answer

CVE-2026-124931 (CVE-2026-124931) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-124931CVE-2026-124931

Description

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