4.3

CVE-2026-84126

Medienbericht

Incorrect boundary conditions in the Layout: Grid component

Incorrect boundary conditions in the Layout: Grid component. This vulnerability was fixed in Firefox 155 and Thunderbird 155.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 155.0.0
Mozilla ≫ Thunderbird Version < 155.0
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.088
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

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VulnDex Intel
Media Report
07.09.2026 18:21
https://www.mozilla.org/security/advisories/mfsa2026-82/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=2063893
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2026-86/
Vendor Advisory