CVE-2026-81939

CRITICAL CVSS 9.1 View on NVD ↗

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.

CVSS Vector

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

References

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0015

Published: Sep 04, 2026 19:17 UTC Modified: Sep 04, 2026 20:17 UTC