cbcvebase.
CVE-2026-117998
published 2026-10-27

CVE-2026-117998: Mitigation bypass in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird…

PriorityP427
EPSS
0.19%
8.7th percentile
Mitigation bypass in the DOM: Push Subscriptions component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.

Affected

4 ranges
VendorProductVersion rangeFixed in
mozillafirefox< Firefox 159Firefox 159
mozillafirefox_esr< Firefox ESR 153.6Firefox ESR 153.6
mozillathunderbird< Thunderbird 159Thunderbird 159
mozillathunderbird< Thunderbird 153.6Thunderbird 153.6
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