GCVE-110-NCSC-2025-373

Advisory PublishedCVSS 7.5/10

Vulnetix · Advisory published November 19, 2025

A stack-based buffer overflow vulnerability in multiple versions of Fortinet FortiOS enables attackers to execute unauthorized code via specially crafted packets.

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Weaknesses (CWE)

CWE-121Stack-based Buffer OverflowCWE-269Improper Privilege Management

Risk Scores

CVSS 3.1

7.5/10

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

Affected Products

Vendor	Product	Versions	Platforms
Fortinet	vers:unknown/*	—	—

Aliases

CVE-2025-53843 CVE-2025-54821 CVE-2025-58413

References

advisory

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