CVE-2026-121529

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-121529
StatePUBLISHED
Assignerfortinet
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-11-10 20:18:56 UTC
Updated2026-11-13 05:18:13 UTC
DescriptionA origin validation error vulnerability in Fortinet FortiClientMac 7.4.0 through 7.4.7, FortiClientWindows 7.4.0 through 7.4.7, FortiClientWindows 7.2.0 through 7.2.14, FortiClientWindowsPAM 7.4.7, FortiClientWindowsPAM 7.2.14 may allow an unauthorized remote attacker to execute unauthorized code or commands. Successful exploitation requires interaction with the victim.

Risk And Classification

Primary CVSS: v3.1 9.6 CRITICAL from [email protected]

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

EPSS: 0.002180000 probability, percentile 0.123940000 (date 2026-11-12)

Problem Types: CWE-346 | CWE-346 Escalation of privilege

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary9.6CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
3.1CNACVSS9.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Fortinet FortiClientMac affected 7.4.0 7.4.7 semver Not specified
CNA Fortinet FortiClientWindows affected 7.4.0 7.4.7 semver Not specified
CNA Fortinet FortiClientWindows affected 7.2.0 7.2.14 semver Not specified
CNA Fortinet FortiClientWindowsPAM affected 7.4.7 Not specified
CNA Fortinet FortiClientWindowsPAM affected 7.2.14 Not specified

References

ReferenceSourceLinkTags
fortiguard.fortinet.com/psirt/FG-IR-26-194 [email protected] fortiguard.fortinet.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Additional Advisory Data

Solutions

CNA: Upgrade to FortiClientWindowsPAM version 8.0.0 or above Upgrade to FortiClientWindowsPAM version 7.4.8 or above Upgrade to FortiClientWindowsPAM version 7.2.15 or above Upgrade to FortiClientWindows version 8.0.0 or above Upgrade to FortiClientWindows version 7.4.8 or above Upgrade to FortiClientWindows version 7.2.15 or above Upgrade to FortiClientMac version 8.0.0 or above Upgrade to FortiClientMac version 7.4.8 or above

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