CVE-2026-8401

None

Open

TLP:CLEAR

Sandbox escape in the Profile Backup component

NVD CVE.org

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Description

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Details

EPSS Score ⓘ: 0.31%

24.1th percentile
Confidence: 90%
Published: May 12, 2026
Last Modified: Jul 15, 2026

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