Description
An insufficient validation on the server connection endpoint in Netskope Client allows local users to elevate privileges on the system. The insufficient validation allows Netskope Client to connect to any other server with Public Signed CA TLS certificates and send specially crafted responses to elevate privileges.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Netskope | Netskope Client | < 129.0.0 | 129.0.0 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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AmberWolfCyber/UpSkope ★ 4 · Aug 29, 2025
Custom IPC Client and Proof of Concept exploit for CVE-2025-0309 (Netskope Windows Client LPE)
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.