CVE-2026-84137

MEDIO 4.3CVE-2026-84137 · Published 01/09/2026 · updated 03/09/2026

In breve

CVE-2026-84137 è una vulnerabilità MEDIO (CVSS 4.3) che riguarda firefox (mozilla), thunderbird (mozilla).
Probabilità di sfruttamento nei prossimi 30 giorni (EPSS): 0.13%, superiore al 2.5% delle vulnerabilità.
Correzione: aggiornare a 155.0.0, 153.2.0, 155.0 o successiva.

Package	Affected versions	Patched versions
firefox mozilla	`≥ 154.0.0, < 155.0.0< 153.2.0`	`155.0.0153.2.0`
thunderbird mozilla	`≥ 154.0, < 155.0< 153.2.0`	`155.0153.2.0`

Description

Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.

References

bugzilla.mozilla.org/show_bug.cgi · Issue Tracking
mozilla.org/security/advisories/mfsa2026-82 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-85 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-86 · Vendor Advisory
mozilla.org/security/advisories/mfsa2026-88 · Vendor Advisory

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Package

Affected versions

Patched versions

firefox

mozilla

≥ 154.0.0, < 155.0.0< 153.2.0

155.0.0153.2.0

thunderbird

mozilla

≥ 154.0, < 155.0< 153.2.0

155.0153.2.0

Altre vulnerabilità di firefox

Vedi tutto →