CVE-2026-59837 - Vulnerability Details

Description

A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2 all versions, FortiPAM 1.8.0 through 1.8.2, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.4.0 through 7.4.13, FortiProxy 7.2 all versions may allow a privileged authenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands via crafted HTTP requests.

Published: 2026-07-14

Score: 5.9 Medium

EPSS: n/a

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

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

FortiPAM

unaffected

Version	Status	Constraints
`1.8.0`	affected	≤ 1.8.2
`1.7.0`	affected	≤ 1.7.2
`1.6.0`	affected	≤ 1.6.2
`1.5.0`	affected	≤ 1.5.1
`1.4.0`	affected	≤ 1.4.3
`1.3.0`	affected	≤ 1.3.1
`1.2.0`	affected	—
`1.1.0`	affected	≤ 1.1.2
`1.0.0`	affected	≤ 1.0.3

Fortinet

FortiSASE

unaffected

Version	Status	Constraints
`26.1.1`	affected	≤ 26.1.2

Fortinet

FortiProxy

unaffected

Version	Status	Constraints
`7.4.0`	affected	≤ 7.4.13
`7.2.0`	affected	≤ 7.2.16

Fortinet

FortiOS

unaffected

Version	Status	Constraints
`7.4.0`	affected	≤ 7.4.1
`7.2.0`	affected	≤ 7.2.13
`7.0.0`	affected	≤ 7.0.19
`6.4.0`	affected	≤ 6.4.16

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to FortiOS version 8.0.0 or above Upgrade to FortiOS version 7.6.0 or above Upgrade to FortiOS version 7.4.2 or above Upgrade to FortiPAM version 1.9.0 or above Upgrade to FortiPAM version 1.8.3 or above Upgrade to FortiProxy version 7.6.0 or above Upgrade to FortiProxy version 7.4.14 or above

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://fortiguard.fortinet.com/psirt/FG-IR-26-148

History

Tue, 14 Jul 2026 16:30:00 +0000

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

Tue, 14 Jul 2026 15:45:00 +0000

Type	Values Removed	Values Added
Description		A stack-based buffer overflow vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2 all versions, FortiPAM 1.8.0 through 1.8.2, FortiPAM 1.7 all versions, FortiPAM 1.6 all versions, FortiPAM 1.5 all versions, FortiPAM 1.4 all versions, FortiPAM 1.3 all versions, FortiPAM 1.2 all versions, FortiPAM 1.1 all versions, FortiPAM 1.0 all versions, FortiProxy 7.4.0 through 7.4.13, FortiProxy 7.2 all versions may allow a privileged authenticated attacker who can bypass stack protection and ASLR to execute arbitrary code or commands via crafted HTTP requests.
First Time appeared		Fortinet Fortinet fortios Fortinet fortipam Fortinet fortiproxy Fortinet fortisase
Weaknesses		CWE-121
CPEs		cpe:2.3:a:fortinet:fortiproxy:7.2.0:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.10:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.11:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.12:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.13:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.14:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.15:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.16:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.1:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.2:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.3:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.4:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.5:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.6:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.7:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.8:::::::* cpe:2.3:a:fortinet:fortiproxy:7.2.9:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.0:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.10:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.11:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.12:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.13:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.1:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.2:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.3:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.4:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.5:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.6:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.7:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.8:::::::* cpe:2.3:a:fortinet:fortiproxy:7.4.9:::::::* cpe:2.3:a:fortinet:fortisase:26.1.1:::::::* cpe:2.3:a:fortinet:fortisase:26.1.2:::::::* cpe:2.3:o:fortinet:fortios:6.4.0:::::::* cpe:2.3:o:fortinet:fortios:6.4.10:::::::* cpe:2.3:o:fortinet:fortios:6.4.11:::::::* cpe:2.3:o:fortinet:fortios:6.4.12:::::::* cpe:2.3:o:fortinet:fortios:6.4.13:::::::* cpe:2.3:o:fortinet:fortios:6.4.14:::::::* cpe:2.3:o:fortinet:fortios:6.4.15:::::::* cpe:2.3:o:fortinet:fortios:6.4.16:::::::* cpe:2.3:o:fortinet:fortios:6.4.1:::::::* cpe:2.3:o:fortinet:fortios:6.4.2:::::::* cpe:2.3:o:fortinet:fortios:6.4.3:::::::* cpe:2.3:o:fortinet:fortios:6.4.4:::::::* cpe:2.3:o:fortinet:fortios:6.4.5:::::::* cpe:2.3:o:fortinet:fortios:6.4.6:::::::* cpe:2.3:o:fortinet:fortios:6.4.7:::::::* cpe:2.3:o:fortinet:fortios:6.4.8:::::::* cpe:2.3:o:fortinet:fortios:6.4.9:::::::* cpe:2.3:o:fortinet:fortios:7.0.0:::::::* cpe:2.3:o:fortinet:fortios:7.0.10:::::::* cpe:2.3:o:fortinet:fortios:7.0.11:::::::* cpe:2.3:o:fortinet:fortios:7.0.12:::::::* cpe:2.3:o:fortinet:fortios:7.0.13:::::::* cpe:2.3:o:fortinet:fortios:7.0.14:::::::* cpe:2.3:o:fortinet:fortios:7.0.15:::::::* cpe:2.3:o:fortinet:fortios:7.0.16:::::::* cpe:2.3:o:fortinet:fortios:7.0.17:::::::* cpe:2.3:o:fortinet:fortios:7.0.18:::::::* cpe:2.3:o:fortinet:fortios:7.0.19:::::::* cpe:2.3:o:fortinet:fortios:7.0.1:::::::* cpe:2.3:o:fortinet:fortios:7.0.2:::::::* cpe:2.3:o:fortinet:fortios:7.0.3:::::::* cpe:2.3:o:fortinet:fortios:7.0.4:::::::* cpe:2.3:o:fortinet:fortios:7.0.5:::::::* cpe:2.3:o:fortinet:fortios:7.0.6:::::::* cpe:2.3:o:fortinet:fortios:7.0.7:::::::* cpe:2.3:o:fortinet:fortios:7.0.8:::::::* cpe:2.3:o:fortinet:fortios:7.0.9:::::::* cpe:2.3:o:fortinet:fortios:7.2.0:::::::* cpe:2.3:o:fortinet:fortios:7.2.10:::::::* cpe:2.3:o:fortinet:fortios:7.2.11:::::::* cpe:2.3:o:fortinet:fortios:7.2.12:::::::* cpe:2.3:o:fortinet:fortios:7.2.13:::::::* cpe:2.3:o:fortinet:fortios:7.2.1:::::::* cpe:2.3:o:fortinet:fortios:7.2.2:::::::* cpe:2.3:o:fortinet:fortios:7.2.3:::::::* cpe:2.3:o:fortinet:fortios:7.2.4:::::::* cpe:2.3:o:fortinet:fortios:7.2.5:::::::* cpe:2.3:o:fortinet:fortios:7.2.6:::::::* cpe:2.3:o:fortinet:fortios:7.2.7:::::::* cpe:2.3:o:fortinet:fortios:7.2.8:::::::* cpe:2.3:o:fortinet:fortios:7.2.9:::::::* cpe:2.3:o:fortinet:fortios:7.4.0:::::::* cpe:2.3:o:fortinet:fortios:7.4.1:::::::* cpe:2.3:o:fortinet:fortipam:1.0.0:::::::* cpe:2.3:o:fortinet:fortipam:1.0.1:::::::* cpe:2.3:o:fortinet:fortipam:1.0.2:::::::* cpe:2.3:o:fortinet:fortipam:1.0.3:::::::* cpe:2.3:o:fortinet:fortipam:1.1.0:::::::* cpe:2.3:o:fortinet:fortipam:1.1.1:::::::* cpe:2.3:o:fortinet:fortipam:1.1.2:::::::* cpe:2.3:o:fortinet:fortipam:1.2.0:::::::* cpe:2.3:o:fortinet:fortipam:1.3.0:::::::* cpe:2.3:o:fortinet:fortipam:1.3.1:::::::* cpe:2.3:o:fortinet:fortipam:1.4.0:::::::* cpe:2.3:o:fortinet:fortipam:1.4.1:::::::* cpe:2.3:o:fortinet:fortipam:1.4.2:::::::* cpe:2.3:o:fortinet:fortipam:1.4.3:::::::* cpe:2.3:o:fortinet:fortipam:1.5.0:::::::* cpe:2.3:o:fortinet:fortipam:1.5.1:::::::* cpe:2.3:o:fortinet:fortipam:1.6.0:::::::* cpe:2.3:o:fortinet:fortipam:1.6.1:::::::* cpe:2.3:o:fortinet:fortipam:1.6.2:::::::* cpe:2.3:o:fortinet:fortipam:1.7.0:::::::* cpe:2.3:o:fortinet:fortipam:1.7.1:::::::* cpe:2.3:o:fortinet:fortipam:1.7.2:::::::* cpe:2.3:o:fortinet:fortipam:1.8.0:::::::* cpe:2.3:o:fortinet:fortipam:1.8.1:::::::* cpe:2.3:o:fortinet:fortipam:1.8.2:::::::*
Vendors & Products		Fortinet Fortinet fortios Fortinet fortipam Fortinet fortiproxy Fortinet fortisase
References		https://fortiguard.fortinet.com/psirt/FG-IR-26-148
Metrics		cvssV3_1 `{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C'}`

Subscriptions

Fortinet Fortios Fortipam Fortiproxy Fortisase

MITRE

Status: PUBLISHED

Assigner: fortinet

Published: 2026-07-14T15:06:31.443Z

Updated: 2026-07-14T15:50:14.760Z

Reserved: 2026-07-07T15:21:27.537Z

Link: CVE-2026-59837

Vulnrichment

Updated: 2026-07-14T15:50:12.443Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-121
Stack-based Buffer Overflow

Tracking

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

Exploitation none

Automatable no

Technical Impact total

Subscriptions

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