CVE-2026-5732
Incorrect boundary conditions, integer overflow in the Graphics: Text component
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 8.8EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
07 Apr 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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https://access.redhat.com/errata/RHSA-2026:11805https://access.redhat.com/errata/RHSA-2026:11813https://access.redhat.com/errata/RHSA-2026:12264https://access.redhat.com/errata/RHSA-2026:13342https://access.redhat.com/errata/RHSA-2026:13412https://access.redhat.com/errata/RHSA-2026:13533https://access.redhat.com/errata/RHSA-2026:13582https://access.redhat.com/errata/RHSA-2026:13583https://access.redhat.com/errata/RHSA-2026:13596https://access.redhat.com/errata/RHSA-2026:13600https://access.redhat.com/errata/RHSA-2026:13665https://access.redhat.com/errata/RHSA-2026:13682