Description:
Juniper Networks has published a security advisory to address a vulnerability in Juniper Networks Junos OS Evolved. For detailed information about the vulnerability, please refer to the corresponding security advisory at vendor's website.
Reports indicated that the proof-of-concept (PoC) exploit code is available for the remote code execution vulnerability (CVE-2026-21902) in Juniper Networks Junos OS Evolved. System administrators are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.
Affected Systems:
- Juniper Networks Junos OS Evolved
For detailed information of the affected systems, please refer to the corresponding security advisory at vendor's website.
Impact:
Successful exploitation of the vulnerability could lead to remote code execution on an affected system.
Recommendation:
Patches for affected systems are available. System administrators of affected systems should follow the recommendations provided by the vendor and take immediate actions to mitigate the risk.
More Information:
- https://supportportal.juniper.net/s/article/2026-02-Out-of-Cycle-Security-Bulletin-Junos-OS-Evolved-PTX-Series-A-vulnerability-allows-a-unauthenticated-network-based-attacker-to-execute-code-as-root-CVE-2026-21902
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-21902
