CVE-2026-66153

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-66153
StatePUBLISHED
Assignersonicwall
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-25 20:17:01 UTC
Updated2026-08-28 18:58:27 UTC
DescriptionThe NEService auto-upgrade process insecurely handles temporary files in SonicWall NetExtender Linux client which allows an attacker to manipulate file paths.

Risk And Classification

Primary CVSS: v3.1 7 HIGH from ADP

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

EPSS: 0.001860000 probability, percentile 0.082240000 (date 2026-08-30)

Problem Types: CWE-59 | CWE-59 CWE-59 Improper link resolution before file access ('link following')

VersionSourceTypeScoreSeverityVector
3.1ADPDECLARED7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1134c704f-9b21-4f2e-91b3-4a467353bcc0Secondary7HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA SonicWall NetExtender affected 10.3.5 and earlier versions Linux

References

ReferenceSourceLinkTags
psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0013 [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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