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2 IOCs

SonicWall NetExtender Flaw Lets Attackers Write Arbitrary Files as Root

Cyber Press
Cyber Press
Published August 26, 2026Original Report

Excerpt

SonicWall has disclosed two vulnerabilities in its NetExtender Linux VPN client , the more severe of which allows attackers to write arbitrary files to disk with root-level privileges. Tracked under advisory SNWLID-2026-0013 and published on August 25, 2026, the flaws carry a combined severity rating of 8.8 (High) on the CVSS v3 scale. The primary issue, CVE-2026-66152, is a path traversal vulnerability (CWE-29) rooted in the OPSWAT tarball handling process within the…

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Indicators of Compromise

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2 indicators

TypeIndicatorConfidenceScoreFirst Seen
CVECVE-2026-66153MediumScore 54/100First seen
CVECVE-2026-66152MediumScore 54/100First seen

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