NVD

CVE-2026-13368 Detail

Description

WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

Nist CVSS score does not match with CNA score

CNA: WatchGuard Technologies, Inc.

CVSS-B 9.2 CRITICAL

Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.x Severity and Vector Strings:

NIST: NVD

Base Score: 8.1 HIGH

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: N/A

NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://psirt.watchguard.com/CVE-2026-13368	WatchGuard Technologies, Inc.	Broken Link
https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00023	WatchGuard Technologies, Inc.	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-416	Use After Free	WatchGuard Technologies, Inc.

Known Affected Software Configurations Switch to CPE 2.2

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Change History

5 change records found show changes

Initial Analysis by NIST 8/14/2026 9:04:59 AM

Action	Type	New Value
Added	CVSS V3.1	AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Added	CPE Configuration	AND OR cpe:2.3:o:watchguard:fireware::::::::* versions from (including) 12.0 up to (excluding) 12.12.1 OR cpe:2.3:h:watchguard:firebox_t55:-:::::::* cpe:2.3:h:watchguard:firebox_t70:-:::::::* cpe:2.3:h:watchguard:firebox_t20:-:::::::* cpe:2.3:h:watchguard:firebox_t40:-:::::::* cpe:2.3:h:watchguard:firebox_t80:-:::::::* cpe:2.3:h:watchguard:firebox_m440:-:::::::* cpe:2.3:h:watchguard:firebox_m270:-:::::::* cpe:2.3:h:watchguard:firebox_m370:-:::::::* cpe:2.3:h:watchguard:firebox_m470:-:::::::* cpe:2.3:h:watchguard:firebox_m570:-:::::::* cpe:2.3:h:watchguard:firebox_m670:-:::::::* cpe:2.3:h:watchguard:firebox_m290:-:::::::* cpe:2.3:h:watchguard:firebox_m390:-:::::::* cpe:2.3:h:watchguard:firebox_m590:-:::::::* cpe:2.3:h:watchguard:firebox_m690:-:::::::* cpe:2.3:h:watchguard:firebox_m4800:-:::::::* cpe:2.3:h:watchguard:firebox_m5800:-:::::::* cpe:2.3:h:watchguard:fireboxv:-:::::::* cpe:2.3:h:watchguard:firebox_m4600:-:::::::* cpe:2.3:h:watchguard:firebox_m5600:-:::::::* cpe:2.3:h:watchguard:firebox_nv5:-:::::::* cpe:2.3:h:watchguard:firebox_t25:-:::::::* cpe:2.3:h:watchguard:firebox_t45:-:::::::* cpe:2.3:h:watchguard:firebox_t85:-:::::::* cpe:2.3:a:watchguard:firebox_cloud:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:watchguard:fireware::::::::* versions from (including) 12.5 up to (excluding) 12.5.19 OR cpe:2.3:h:watchguard:firebox_t15:-:::::::* cpe:2.3:h:watchguard:firebox_t35:-:::::::*
Added	CPE Configuration	AND OR cpe:2.3:o:watchguard:fireware::::::::* versions from (including) 2025.1 up to (excluding) 2026.2.1 OR cpe:2.3:h:watchguard:firebox_t115-w:-:::::::* cpe:2.3:h:watchguard:firebox_t125:-:::::::* cpe:2.3:h:watchguard:firebox_t125-w:-:::::::* cpe:2.3:h:watchguard:firebox_t145:-:::::::* cpe:2.3:h:watchguard:firebox_t145-w:-:::::::* cpe:2.3:h:watchguard:firebox_t185:-:::::::* cpe:2.3:h:watchguard:firebox_m295:-:::::::* cpe:2.3:h:watchguard:firebox_m395:-:::::::* cpe:2.3:h:watchguard:firebox_m495:-:::::::* cpe:2.3:h:watchguard:firebox_m595:-:::::::* cpe:2.3:h:watchguard:firebox_m695:-:::::::*
Added	CPE Configuration	OR cpe:2.3:o:watchguard:fireware:11.12.4:u1::::::* cpe:2.3:o:watchguard:fireware:11.12.4:-::::::* cpe:2.3:o:watchguard:fireware::::::::* versions from (including) 11.0.0 up to (excluding) 11.12.4
Added	Reference Type	WatchGuard Technologies, Inc.: https://psirt.watchguard.com/CVE-2026-13368 Types: Broken Link
Added	Reference Type	WatchGuard Technologies, Inc.: https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00023 Types: Vendor Advisory

CVE Modified by WatchGuard Technologies, Inc. 8/10/2026 2:17:39 PM

Action

Type

Old Value

New Value

Changed

Description

WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.

This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.

WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server.

Added

Reference

https://psirt.watchguard.com/CVE-2026-13368

Changed

Affected

[{"vendor":"WatchGuard","product":"Fireware OS","defaultStatus":"unaffected","versions":[{"version":"11.10.2","lessThanOrEqual":"11.12.4+541730","versionType":"semver","status":"affected"},{"version":"12.0","lessThanOrEqual":"12.12","versionType":"semver","status":"unaffected"},{"version":"12.5","lessThanOrEqual":"12.5.18","versionType":"semver","status":"unaffected"},{"version":"2025.1","lessThanOrEqual":"2026.2","versionType":"semver","status":"affected"}]}]

[{"vendor":"WatchGuard","product":"Fireware OS","defaultStatus":"unaffected","platforms":["Default"],"versions":[{"version":"2025.1","lessThan":"2026.2.1","versionType":"custom","status":"affected"},{"version":"12.0","lessThan":"12.12.1","versionType":"custom","status":"unaffected"},{"version":"11.10.2","lessThanOrEqual":"11.12.4+541730","versionType":"custom","status":"unaffected"}]},{"vendor":"WatchGuard","product":"Fireware OS","defaultStatus":"unaffected","platforms":["T15/T35"],"versions":[{"version":"12.0","lessThan":"12.5.19","versionType":"custom","status":"affected"}]}]

New CVE Received from WatchGuard Technologies, Inc. 7/02/2026 8:16:50 PM

Action	Type	New Value
Added	Description	WatchGuard Fireware OS contains a race condition leading to a use-after-free vulnerability in LDAP authentication for the Mobile User VPN with IKEv2. A remote unauthenticated attacker could exploit this vulnerability to execute arbitrary code in the context of the iked process on Fireboxes that have a Mobile VPN with IKEv2 configured to use an external LDAP authentication server. This vulnerability affects Fireware OS 11.0 up to and including 11.12.4_Update1, 12.0 up to and including 12.12 and 2025.1 up to and including 2026.2.
Added	CVSS V4.0	AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Added	CWE	CWE-416
Added	Reference	https://www.watchguard.com/wgrd-psirt/advisory/wgsa-2026-00023
Added	Affected	[{"vendor":"WatchGuard","product":"Fireware OS","defaultStatus":"unaffected","versions":[{"version":"11.10.2","lessThanOrEqual":"11.12.4+541730","versionType":"semver","status":"affected"},{"version":"12.0","lessThanOrEqual":"12.12","versionType":"semver","status":"unaffected"},{"version":"12.5","lessThanOrEqual":"12.5.18","versionType":"semver","status":"unaffected"},{"version":"2025.1","lessThanOrEqual":"2026.2","versionType":"semver","status":"affected"}]}]

Quick Info

CVE Dictionary Entry:
CVE-2026-13368
NVD Published Date:
07/02/2026
NVD Last Modified:
08/14/2026
Source:
WatchGuard Technologies, Inc.

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2026-13368 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

Initial Analysis by NIST 8/14/2026 9:04:59 AM

CVE Modified by WatchGuard Technologies, Inc. 8/10/2026 2:17:39 PM

CVE Modified by CISA-ADP 7/07/2026 1:16:48 AM

CVE Modified by CISA-ADP 7/06/2026 12:16:28 PM

New CVE Received from WatchGuard Technologies, Inc. 7/02/2026 8:16:50 PM

Quick Info