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CVE-2025-0309

Netskope Client Local Elevation of Privileges

MEDIUM
6
CVSS Score
Published: August 14, 2025 at 04:35 AM UTC
Updated: June 17, 2026 at 08:26 AM UTC
1 product affected across 1 vendorNetskope

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Severity
MEDIUM6
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Netskope· Netskope
60%
v < 129.0.0
Affected range stops below 129.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Third Party Advisory
Source: [email protected]
https://blog.amberwolf.com/blog/2025/august/breaking-into-your-network-zer0-effort/
Vendor Advisory
Source: [email protected]
https://www.netskope.com/company/security-compliance-and-assurance/security-advisories-and-disclosures/netskope-security-advisory-nskpsa-2025-002

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6MEDIUMNetskope
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-295

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