CVE-2026-25690

Command Argument Injection Enabling Log File Retrieval

Published May 12, 2026 CVSS 3.1 · 4 Medium EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Fortinet

FortiDeceptor

unaffected

Version	Status	Constraints
`6.0.0`	affected	≤ 6.0.2
`5.3.0`	affected	≤ 5.3.3
`5.2.0`	affected	≤ 5.2.1
`5.1.0`	affected	—
`5.0.0`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:fortinet:fortideceptor::::::::
	cpe:2.3:a:fortinet:fortideceptor::::::::
	cpe:2.3:a:fortinet:fortideceptor::::::::
	cpe:2.3:a:fortinet:fortideceptor:5.2.0:::::::*
	cpe:2.3:a:fortinet:fortideceptor:5.2.1:::::::*

No data.

Vendor Product Versions

Fortinet

Fortideceptor

Version	Status	Scheme	Platform
`[6.0.0,6.0.2]`	affected	semver	—
`[5.3.0,5.3.3]`	affected	semver	—
`[5.2.0,5.2.1]`	affected	semver	—
`5.1.0`	affected	semver	—
`5.0.0`	affected	semver	—

Remediation

Vendor Solution

Upgrade to FortiDeceptor version 6.3.0 or above Upgrade to FortiDeceptor version 6.1.0 or above

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.241% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

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

History

May 18, 2026 5:30 PM Affected versions updated View changes

Type	Values Removed	Values Added
CPEs		cpe:2.3:a:fortinet:fortideceptor::::::::

May 12, 2026 7:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

May 12, 2026 6:45 PM Title updated View changes

Type	Values Removed	Values Added
Title		Command Argument Injection Enabling Log File Retrieval

May 12, 2026 5:30 PM Description updated. First appearance in the feed. Weaknesses updated. Affected versions updated. Affected vendors updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
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.
First Time appeared		Fortinet Fortinet fortideceptor
Weaknesses		CWE-88
CPEs		cpe:2.3:a:fortinet:fortideceptor:5.0.0:::::::* cpe:2.3:a:fortinet:fortideceptor:5.1.0:::::::* cpe:2.3:a:fortinet:fortideceptor:5.2.0:::::::* cpe:2.3:a:fortinet:fortideceptor:5.2.1:::::::* cpe:2.3:a:fortinet:fortideceptor:5.3.0:::::::* cpe:2.3:a:fortinet:fortideceptor:5.3.1:::::::* cpe:2.3:a:fortinet:fortideceptor:5.3.2:::::::* cpe:2.3:a:fortinet:fortideceptor:5.3.3:::::::* cpe:2.3:a:fortinet:fortideceptor:6.0.0:::::::* cpe:2.3:a:fortinet:fortideceptor:6.0.1:::::::* cpe:2.3:a:fortinet:fortideceptor:6.0.2:::::::*
Vendors & Products		Fortinet Fortinet fortideceptor
References		https://fortiguard.fortinet.com/psirt/FG-IR-26-138
Metrics		cvssV3_1 `{'score': 4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C'}`