MEDIUMCVSS v4 6.4Vulnerability

CVE-2026-12254

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

Properties

Severity
MEDIUM
Nvd fetched at
2026-10-20T21:14:08.448323+00:00
Epss score
0.00239
Cvss severity
MEDIUM
Cvss score
6.4
Retrieved at
2026-10-21T01:24:48+00:00
Last source
FIRST EPSS
Score
6.4
Cvss version
4.0
Cve id
CVE-2026-12254
Cvss vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
First seen by Signal
2026-10-19T19:31:52+00:00
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published at
2026-10-19T16:17:07.807
Last modified
2026-10-20T20:17:20.053
Epss percentile
0.14103

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-12254 (CVSS v4 6.4) — Ninja Signal Threat Intelligence | Ninja Signal