Oct 19, 2026 · 14:11 UTC SEARCH
UNRATED KNOWN EXPLOITED
Vulnerability intelligence

CVE-2015-7755

VendorJuniper
ProductScreenOS
Known exploitedYes
Added to CISA KEVOctober 2, 2025
KEV due dateOctober 23, 2025
Known ransomware useNot identified by CISA

Juniper ScreenOS contains an improper authentication vulnerability that could allow unauthorized remote administrative access to the device.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CISA KEV status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities Catalog. Known ransomware campaign use: Unknown.

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