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OpenAdvisories
Medium · 5.9 CVE-2026-21907 EUVD-2026-2700GHSA-65rw-m955-9596

Junos Space: TLS/SSL server supports use of static key ciphers (ssl-static-key-ciphers)

Published Jan 15, 2026 · Updated Jan 15, 2026 · Assigned by juniper

Description

A Use of a Broken or Risky Cryptographic Algorithm vulnerability in the TLS/SSL server of Juniper Networks Junos Space allows the use of static key ciphers (ssl-static-key-ciphers), reducing the confidentiality of on-path traffic communicated across the connection. These ciphers also do not support Perfect Forward Secrecy (PFS), affecting the long-term confidentiality of encrypted communications.This issue affects all versions of Junos Space before 24.1R5.

Affected products

VendorProductAffectedFixed
Juniper Networks Junos Space < 24.1R5 24.1R5

Advisories 2

References