CVE-2026-33782

A Missing Release of Memory after Effective Lifetime vulnerability in the DHCP daemon jdhcpd of Juniper Networks Junos OS on MX Series, allows an adjacent, unauthenticated attacker to cause a memory leak, that will eventually cause a complete Denial-of-Service DoS. In a DHCPv6 over PPPoE, or DHCP...

CVE-2026-33780

A Missing Release of Memory after Effective Lifetime vulnerability in the Layer 2 Address Learning Daemon l2ald of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a memory leak ultimately leading to a Denial of Service DoS. In an EVPN-MPLS...

CVE-2026-33775

A Missing Release of Memory after Effective Lifetime vulnerability in the BroadBand Edge subscriber management daemon bbe-smgd of Juniper Networks Junos OS on MX Series allows an adjacent, unauthenticated attacker to cause a Denial of Service DoS. If the authentication packet-type option is...

CVE-2026-21916

A UNIX Symbolic Link Symlink Following vulnerability in the CLI of Juniper Networks Junos OS allows a local, authenticated attacker with low privileges to escalate their privileges to root which will lead to a complete compromise of the system. When after a user has performed a specific 'file lin...

Vulnerability fixed in Juniper Networks Junos OS Evolved

Juniper has fixed a vulnerability in Junos OS Evolved running on PTX Series devices. A malicious party can exploit this vulnerability to increase privileges. The vulnerability is in the Flexible PIC Concentrators FPCs of Juniper Networks Junos OS Evolved on PTX systems. The vulnerability can lead...

CVE-2025-30650

A Missing Authentication for Critical Function vulnerability in command processing of Juniper Networks Junos OS allows a privileged local attacker to gain access to Linux-based line cards as root. This issue affects systems running Junos OS using Linux-based line cards. Affected line cards includ...

EUVD-2026-21086

A Missing Release of Memory after Effective Lifetime vulnerability in the BroadBand Edge subscriber management daemon bbe-smgd of Juniper Networks Junos OS on MX Series allows an adjacent, unauthenticated attacker to cause a Denial of Service DoS. If the authentication packet-type option is...

EUVD-2026-21195

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to bypass the configured firewall filter and access the control-plane of the device. On MX platform...

EUVD-2026-21204

A Missing Authorization vulnerability in the CLI of Juniper Networks Junos OS on MX Series allows a local, authenticated user with low privileges to execute specific commands which will lead to a complete compromise of managed devices. Any user logged in, without requiring specific privileges, ca...

EUVD-2026-21197

An Improper Validation of Syntactic Correctness of Input vulnerability in the IPsec library used by kmd and iked of Juniper Networks Junos OS on SRX Series and MX Series allows an unauthenticated, network-based attacker to cause a complete Denial-of-Service DoS. If an affected device receives a...

EUVD-2026-21090

A Missing Release of Memory after Effective Lifetime vulnerability in the Layer 2 Address Learning Daemon l2ald of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent, unauthenticated attacker to cause a memory leak ultimately leading to a Denial of Service DoS. In an EVPN-MPLS...

EUVD-2026-21205

An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis control daemon chassisd of Juniper Networks Junos OS on SRX1500, SRX4100, SRX4200 and SRX4600 allows a local attacker with low privileges to cause a complete Denial of Service DoS. When a specific 'show chassis'...

EUVD-2026-21199

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX and QFX Series devices allow an unauthenticated, adjacent attacker to cause a complete Denial of Service DoS. On EX4k, and QFX5k platforms configur...

EUVD-2026-21095

An Execution with Unnecessary Privileges vulnerability in the User Interface UI of Juniper Networks Junos OS and Junos OS Evolved allows a local, low-privileged attacker to gain root privileges, thus compromising the system. When a configuration that allows unsigned Python op scripts is present o...

EUVD-2026-21077

An Improper Neutralization of Input During Web Page Generation 'Cross-site Scripting' vulnerability in Juniper Networks Junos Space allows an attacker to inject script tags in the list filter field that, when visited by another user, enables the attacker to execute commands with the target's...

EUVD-2026-21208

An Improper Input Validation vulnerability in Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker, sending a specific genuine BGP packet in an already established BGP session to reset only that session causing a Denial of Service DoS. An attacker repeatedly...

EUVD-2026-21206

An Improper Check for Unusual or Exceptional Conditions vulnerability in the flow daemon flowd of Juniper Networks Junos OS on SRX Series allows an attacker sending a specific, malformed ICMPv6 packet to cause the srxpfe process to crash and restart. Continued receipt and processing of these...

EUVD-2026-21092

An Improper Check for Unusual or Exceptional Conditions vulnerability in the chassis control daemon chassisd of Juniper Networks Junos OS on SRX1600, SRX2300 and SRX4300 allows a local attacker with low privileges to cause a complete Denial of Service DoS. When a specific 'show chassis' CLI comma...

EUVD-2026-21085

An Incorrect Initialization of Resource vulnerability in the packet forwarding engine pfe of Juniper Networks Junos OS on specific EX Series and QFX Series device allows an unauthenticated, network-based attacker to cause an integrity impact to downstream networks. When the same family inet or...

EUVD-2026-21201

A Function Call With Incorrect Argument Type vulnerability in the sensor interface of Juniper Networks Junos OS Evolved on PTX Series allows a network-based, authenticated attacker with low privileges to cause a complete Denial of Service DoS. If colored SRTE policy tunnels are provisioned via...