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CVE-2015-7755: Juniper ScreenOS Improper Authentication Vulnerability
Juniper ScreenOS · in CISA KEV since 2025-10-02
2025-10-02added to KEV
2025-10-23federal remediation due date
61.14%EPSS exploit probability (30 days) 99.1th percentile
9.8 CRITICALCVSS 3.1
Unknownknown ransomware use
3,575days from NVD publication to KEV
What it is
Juniper ScreenOS contains an improper authentication vulnerability that could allow unauthorized remote administrative access to the device.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-287 |
|---|---|
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD published | 2015-12-19 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2015-7755.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.