CVE-2026-74983

높음 8.1CVE-2026-74983 · Published 18/08/2026 · updated 19/08/2026

요약

CVE-2026-74983은(는) firefox (mozilla), thunderbird (mozilla)에 영향을 주는 높음 (CVSS 8.1) 취약점입니다.
향후 30일 내 악용 확률(EPSS): 0.43%, 전체 취약점의 37.8%보다 높음.
조치: 153.1.0, 140.14.0 이상으로 업데이트하세요.

Package	Affected versions	Patched versions
firefox mozilla	`≥ 141.0, < 153.1.0< 140.14.0`	`153.1.0140.14.0`
thunderbird mozilla	`≥ 141.0, < 153.1.0< 140.14.0`	`153.1.0140.14.0`

Description

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.

References

bugzilla.mozilla.org/show_bug.cgi · Permissions Required
mozilla.org/security/advisories/mfsa2026-74 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-76 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-77 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-78 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-79 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-80 · Vendor Advisory

firefox의 다른 취약점

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Package

Affected versions

Patched versions

firefox

mozilla

≥ 141.0, < 153.1.0< 140.14.0

153.1.0140.14.0

thunderbird

mozilla

≥ 141.0, < 153.1.0< 140.14.0

153.1.0140.14.0

firefox의 다른 취약점

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