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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

PUBLISHED Reserved 2025-07-10 | Published 2025-11-18 | Updated 2025-11-21 | Assigner fortinet




MEDIUM: 6.9CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:W/RC:C

Problem types

Execute unauthorized code or commands

Product status

Default status
unaffected

7.6.0 (semver)
affected

7.4.0 (semver)
affected

7.2.0 (semver)
affected

7.0.0 (semver)
affected

6.4.0 (semver)
affected

References

fortiguard.fortinet.com/psirt/FG-IR-25-358

cve.org (CVE-2025-53843)

nvd.nist.gov (CVE-2025-53843)

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