CVE-2025-53951

Published Oct 16, 2025 CVSS 3.1 · 4.9 Medium EPSS < 1% KEV · Not listed

Description

An Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability [CWE-22] in Fortinet FortiDLP Agent's Outlookproxy plugin for Windows 11.5.1 and 11.4.2 through 11.4.6 and 11.3.2 through 11.3.4 and 11.2.0 through 11.2.3 and 11.1.1 through 11.1.2 and 11.0.1 and 10.5.1 and 10.4.0, and 10.3.1 may allow an authenticated attacker to escalate their privilege to LocalService via sending a crafted request to a local listening port.

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

FortiDLP

unaffected

Version	Status	Constraints
`11.5.1`	affected	—
`11.4.2`	affected	≤ 11.4.6
`11.3.2`	affected	≤ 11.3.4
`11.2.3`	affected	—
`11.2.0`	affected	—
`11.1.1`	affected	≤ 11.1.2
`11.0.1`	affected	—
`10.5.1`	affected	—
`10.4.0`	affected	—
`10.3.1`	affected	—

Configuration 1 [-]

AND

cpe:2.3:a:fortinet:fortidlp_agent:*:*:*:*:*:*:*:*

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to FortiDLP version 12.0.0 or above

Tracking

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.212% probability within 30 days)

Exploitation none

Automatable no

Technical Impact partial

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-25-628

History

Oct 16, 2025 6:00 PM First appearance in the feed. Affected versions updated. Affected vendors updated View changes

Type	Values Removed	Values Added
First Time appeared		Fortinet fortidlp Agent Microsoft Microsoft windows
CPEs		cpe:2.3:a:fortinet:fortidlp_agent:::::::: cpe:2.3:o:microsoft:windows:-:::::::*
Vendors & Products		Fortinet fortidlp Agent Microsoft Microsoft windows

Oct 16, 2025 3:15 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'}`

Oct 16, 2025 2:15 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 Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability [CWE-22] in Fortinet FortiDLP Agent's Outlookproxy plugin for Windows 11.5.1 and 11.4.2 through 11.4.6 and 11.3.2 through 11.3.4 and 11.2.0 through 11.2.3 and 11.1.1 through 11.1.2 and 11.0.1 and 10.5.1 and 10.4.0, and 10.3.1 may allow an authenticated attacker to escalate their privilege to LocalService via sending a crafted request to a local listening port.
First Time appeared		Fortinet Fortinet fortidlp
Weaknesses		CWE-22
CPEs		cpe:2.3:a:fortinet:fortidlp:10.3.1:::::::* cpe:2.3:a:fortinet:fortidlp:10.4.0:::::::* cpe:2.3:a:fortinet:fortidlp:10.5.1:::::::* cpe:2.3:a:fortinet:fortidlp:11.0.1:::::::* cpe:2.3:a:fortinet:fortidlp:11.1.1:::::::* cpe:2.3:a:fortinet:fortidlp:11.1.2:::::::* cpe:2.3:a:fortinet:fortidlp:11.2.0:::::::* cpe:2.3:a:fortinet:fortidlp:11.2.3:::::::* cpe:2.3:a:fortinet:fortidlp:11.3.2:::::::* cpe:2.3:a:fortinet:fortidlp:11.3.3:::::::* cpe:2.3:a:fortinet:fortidlp:11.3.4:::::::* cpe:2.3:a:fortinet:fortidlp:11.4.2:::::::* cpe:2.3:a:fortinet:fortidlp:11.4.3:::::::* cpe:2.3:a:fortinet:fortidlp:11.4.4:::::::* cpe:2.3:a:fortinet:fortidlp:11.4.5:::::::* cpe:2.3:a:fortinet:fortidlp:11.4.6:::::::* cpe:2.3:a:fortinet:fortidlp:11.5.1:::::::*
Vendors & Products		Fortinet Fortinet fortidlp
References		https://fortiguard.fortinet.com/psirt/FG-IR-25-628
Metrics		cvssV3_1 `{'score': 4.9, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:F/RL:O/RC:C'}`