Detections
Analytics
CVE-2026-2768
critical
Description
Sandbox escape in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
References
https://www.mozilla.org/security/advisories/mfsa2026-17/
https://www.mozilla.org/security/advisories/mfsa2026-16/
https://www.mozilla.org/security/advisories/mfsa2026-15/
https://www.mozilla.org/security/advisories/mfsa2026-13/
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2768.json
https://bugzilla.redhat.com/show_bug.cgi?id=2442298
https://bugzilla.mozilla.org/show_bug.cgi?id=2014101
https://access.redhat.com/security/cve/CVE-2026-2768
https://access.redhat.com/errata/RHSA-2026:4432
https://access.redhat.com/errata/RHSA-2026:4260
https://access.redhat.com/errata/RHSA-2026:4152
https://access.redhat.com/errata/RHSA-2026:4022
https://access.redhat.com/errata/RHSA-2026:3984
https://access.redhat.com/errata/RHSA-2026:3983
https://access.redhat.com/errata/RHSA-2026:3982
https://access.redhat.com/errata/RHSA-2026:3981
https://access.redhat.com/errata/RHSA-2026:3980
https://access.redhat.com/errata/RHSA-2026:3979
https://access.redhat.com/errata/RHSA-2026:3978
https://access.redhat.com/errata/RHSA-2026:3976
https://access.redhat.com/errata/RHSA-2026:3517
https://access.redhat.com/errata/RHSA-2026:3516
https://access.redhat.com/errata/RHSA-2026:3515
https://access.redhat.com/errata/RHSA-2026:3497
https://access.redhat.com/errata/RHSA-2026:3496
https://access.redhat.com/errata/RHSA-2026:3495
https://access.redhat.com/errata/RHSA-2026:3494
https://access.redhat.com/errata/RHSA-2026:3493
https://access.redhat.com/errata/RHSA-2026:3492
https://access.redhat.com/errata/RHSA-2026:3491
https://access.redhat.com/errata/RHSA-2026:3361