What’s Vulnerable › Vulnerabilities
CVE-2025-15641: Netskope Client Exposed IOCTL with Insufficient Access Controls
- Severity: medium (CVSS 6.8 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-17 · updated 2026-10-07
- Weakness: CWE-782
Description
Netskope was notified about a potential gap in its Netskope Client for Windows systems where a malicious insider with administrative privileges can potentially tamper with the customer IOCTL by sending crafted IOCTL requests to the driver. A successful exploit can result in the bypassing of all anti-tampering protections for the NSClient.Affected Product(s) and Version(s) * Product Name: Netskope Client * Affected Platform: Windows * Affected Version: All version below R138
Affected products
- Netskope Client: before 138 — fixed in 138
How to fix
Upgrade to a fixed version: Netskope Client 138. Check the vendor advisory for mitigations.
References
Get alerted when CVE-2025-15641 or the next vulnerability affects your stack