Question 1

What is CVE-2026-74983 — CVE-2026-74983?

Accepted Answer

Mitigation bypass in the Data Loss Prevention component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.

Question 2

What is the authoritative source for CVE-2026-74983?

Accepted Answer

CVE-2026-74983 (CVE-2026-74983) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-74983CVE-2026-74983

Description

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