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Vulnerability record · CVE-2026-66153 · published 25 August 2026

CVE-2026-66153: Link following vulnerability

The NEService auto-upgrade process insecurely handles temporary files in SonicWall NetExtender Linux client which allows an attacker to manipulate file paths.

7.0 CVSS 3.1 High EPSS 0.24% · top 87.0% CWE-59 · Link following Awaiting Analysis
7.0CVSS 3.1 base score
0.24%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
28 Aug 2026Last modified by NVD

Description

The NEService auto-upgrade process insecurely handles temporary files in SonicWall NetExtender Linux client which allows an attacker to manipulate file paths.

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

References

LinkTags
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0013

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Source: NIST National Vulnerability Database (record CVE-2026-66153), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.