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2 vulnerabilities found for Netskope Client by Netskope Inc.
CVE-2026-12254 (GCVE-0-2026-12254)
Vulnerability from nvd – Published: 2026-10-19 15:37 – Updated: 2026-10-20 19:28
VLAI
EPSS
VEX
Title
Netskope Client Captive Portal WebView Persistence allowing SWG bypass issue
Summary
Netskope is notified about a potential gap in its agent (NSClient) where a system with Netskope Client while connecting to an access point with Captive Portal switches to a Network which already has internet connectivity, the Captive Portal does not close. This allows the possibility of abuse via the Captive Portal using a rogue access point to either access malicious sites or exfiltrate data.The issue impacts all versions prior to R142
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-20 19:28 UTC
CWE
- CWE-613 - Insufficient session expiration
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Netskope Inc. | Netskope Client |
Affected:
0 , < 142
(custom)
|
Date Public
2026-10-16 15:16
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CVE-2026-12254 (GCVE-0-2026-12254)
Vulnerability from cvelistv5 – Published: 2026-10-19 15:37 – Updated: 2026-10-20 19:28
VLAI
EPSS
VEX
Title
Netskope Client Captive Portal WebView Persistence allowing SWG bypass issue
Summary
Netskope is notified about a potential gap in its agent (NSClient) where a system with Netskope Client while connecting to an access point with Captive Portal switches to a Network which already has internet connectivity, the Captive Portal does not close. This allows the possibility of abuse via the Captive Portal using a rogue access point to either access malicious sites or exfiltrate data.The issue impacts all versions prior to R142
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-10-20 19:28 UTC
CWE
- CWE-613 - Insufficient session expiration
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Netskope Inc. | Netskope Client |
Affected:
0 , < 142
(custom)
|
Date Public
2026-10-16 15:16
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