by Kastro
Paper/Archive/CVE-2026-92041

CVE-2026-92041

Mozilla Firefox — Mitigation bypass in the DOM: Networking component

EPSS 0.3%CVSS 9.1
critical.is priorityof 100
32
CVSS 9.1 (ADP)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 24.5.245 × 204.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

Affected

ProductAffectedFixed inSource
Firefoxsee advisory153.3CNA
Thunderbirdsee advisory153.3CNA

Scores by source

CISA ADP9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refbugzilla.mozilla.org/show_bug.cgi?id=2029482refmozilla.org/security/advisories/mfsa2026-90refmozilla.org/security/advisories/mfsa2026-93refmozilla.org/security/advisories/mfsa2026-94refmozilla.org/security/advisories/mfsa2026-96