Description
A Zip Slip vulnerability in the SonicWall Network Security Manager (NSM) On-Prem file upload and archive processing functionality allows an attacker to extract files outside the intended destination directory using a specially crafted archive.
Published: 2026-09-04
Score: 9.1 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 04 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
Title Zip Slip Vulnerability in SonicWall Network Security Manager File Upload
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H'}

Fri, 04 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Description A Zip Slip vulnerability in the SonicWall Network Security Manager (NSM) On-Prem file upload and archive processing functionality allows an attacker to extract files outside the intended destination directory using a specially crafted archive.
Weaknesses CWE-22
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: sonicwall

Published:

Updated: 2026-09-04T19:48:35.748Z

Reserved: 2026-08-27T19:48:11.225Z

Link: CVE-2026-81939

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-04T19:17:29.237

Modified: 2026-09-04T20:17:29.647

Link: CVE-2026-81939

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-04T20:15:14Z

Weaknesses
  • CWE-22

    Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')