Improper restriction of communication channel to intended endpoints in Junos OS Evolved - CVE-2026-33803
Published: July 8, 2026
Vulnerability identifier: #VU137145
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-33803
CWE-ID: CWE-923
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Juniper Networks, Inc.
Affected software:
Junos OS Evolved
Junos OS Evolved
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to read memory contents or crash the application.
The vulnerability exists due to improper restriction of communication channel to intended endpoints error. A remote non-authenticated attacker can cause a limited information disclosure and availability impact to the device.
How to mitigate CVE-2026-33803
Install updates from vendor's website.