CVE-2026-81939
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:Sep 4, 2026
Last Modified:Sep 7, 2026
EPS:Sep 4, 2026
EPSS Score:0.00729
CVSS Score:9.1
Affected Products
Vendor
Product
Action
Vendor
Sonicwall
Product
Network Security Manager
Sonicwall
Network Security Manager
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
