CVE-2026-12254
Netskope is notified about a potential gap in its agent (NSClient) where a system with Netskope…
- Risk score
- 41/100
- CVSS
- 6.4 v4.0
- Exploit chance (30 days)
- 0.2%
- Published
- 19 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- 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 us…
- Affected
- See advisory
- Fix
- Apply the vendor's security update; see the linked advisory.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 6.4 medium
References
Original description
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
Last activity 19 Oct 2026. Patch Forecast updates every hour.