CVE-2026-81939
Last modified
CVE-2026-81939 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. 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.. EPSS estimates a 0.73% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| SonicWall | Network Security Manager (NSM) | 4.3.0 and earlier versions |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
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- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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