CVE-2026-25690

MEDIUM

Fortinet FortiDeceptor - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')

Title source: rule

Description

An improper neutralization of argument delimiters in a command ('argument injection') vulnerability in Fortinet FortiDeceptor 6.0.0 through 6.0.2, FortiDeceptor 5.3.0 through 5.3.3, FortiDeceptor 5.2.0 through 5.2.1, FortiDeceptor 5.1 all versions, FortiDeceptor 5.0 all versions may allow an authenticated attacker with at least read-only admin permission to read log files via HTTP crafted requests.

References (1)

Core 1

Core References

https://fortiguard.fortinet.com/psirt/FG-IR-26-138

Scores

CVSS v3 4.3

EPSS 0.0005

EPSS Percentile 15.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-88

Status published

Products (8)

fortinet/fortideceptor 5.2.0

fortinet/fortideceptor 5.2.1

Fortinet/FortiDeceptor 5.0.0

fortinet/fortideceptor 5.0.0 - 5.1.0

Fortinet/FortiDeceptor 5.1.0

Fortinet/FortiDeceptor 5.2.0 - 5.2.1

Fortinet/FortiDeceptor 5.3.0 - 5.3.3

Fortinet/FortiDeceptor 6.0.0 - 6.0.2

Published May 12, 2026

Tracked Since May 12, 2026