CVE-2026-18634

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-18634
StatePUBLISHED
Assignersonicwall
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-11 21:17:30 UTC
Updated2026-08-28 18:58:27 UTC
DescriptionAn insecure handling of serialized objects vulnerability was found in the one of the service of GMS application 9.5.1 (Build 9510.1044) and earlier versions. A local attacker with the ability to interact with the service could exploit this behavior to perform unauthorized actions through the affected component.

Risk And Classification

Primary CVSS: v3.1 8.4 HIGH from ADP

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

EPSS: 0.002210000 probability, percentile 0.125410000 (date 2026-08-30)

Problem Types: CWE-502 | CWE-502 CWE-502 Deserialization of untrusted data

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED8.4HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary8.4HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SonicWall GMS affected 9.5.1 and earlier versions Linux

References

ReferenceSourceLinkTags
psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0011 [email protected] psirt.global.sonicwall.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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