What’s Vulnerable › Vulnerabilities
CVE-2026-81939
- Severity: critical (CVSS 9.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-04 · updated 2026-09-08
- Weakness: CWE-22
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.
Affected products
- SonicWall Network Security Manager (NSM): through 4.3.0
References
Get alerted when CVE-2026-81939 or the next vulnerability affects your stack