CVE-2025-53843EPSS p45.0%

CVE-2025-53843CVE-2025-53843

fortinet / fortios

Description

A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions allows attacker to execute unauthorized code or commands via specially crafted packets

Scoring

CVSS 7.5 ()
VectorCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.59% probability of exploitation · percentile 45.0% · 2026-08-03T12:00:16Z
Last modified2026-06-09

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Nearest entities by semantic similarity across the cs-graph corpus.

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Fortinet Multiple Products Stack-Based Buffer Overflow Vulnerability
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.