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-2026-21915

A Permissive List of Allowed Input vulnerability in the CLI of Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC allows a local, high privileged attacker to escalate their privileges to root. The CLI menu accepts input without carefully validating it, which allows for shell...

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...

EUVD-2026-21203

A Use of Default Password vulnerability in the Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC allows an unauthenticated, network-based attacker to take full control of the device. vLWC software images ship with an initial password for a high privileged account. A change ...

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-2026-21195

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-2026-21086

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-2026-21078

A Permissive List of Allowed Input vulnerability in the CLI of Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC allows a local, high privileged attacker to escalate their privileges to root. The CLI menu accepts input without carefully validating it, which allows for shell...

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...

CVE-2026-33785

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...

CVE-2026-33784 JSI Virtual Lightweight Collector: Default password is not required to be changed which allows unauthorized high-privileged access

A Use of Default Password vulnerability in the Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC allows an unauthenticated, network-based attacker to take full control of the device. vLWC software images ship with an initial password for a high privileged account. A change ...

CVE-2026-33784

A Use of Default Password vulnerability in the Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC allows an unauthenticated, network-based attacker to take full control of the device. vLWC software images ship with an initial password for a high privileged account. A change ...

CVE-2026-33771

CVE-2026-33771 affects Juniper CTP OS (CTP OS) and its password management function, where password complexity requirements configured in the admin menu are not saved, allowing weak passwords. This could enable an unauthenticated, network-based attacker to exploit weak local passwords and potenti...

CVE-2026-33771 CTP OS: Configuring password requirements does not work which permits the use of weak passwords

A Weak Password Requirements vulnerability in the password management function of Juniper Networks CTP OS might allow an unauthenticated, network-based attacker to exploit weak passwords of local accounts and potentially take full control of the device. The password management menu enables the...

CVE-2026-33773

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...

CVE-2026-33785

creationtimestamp| type| source ---|---|--- 2026-04-09 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/juniper-junos-os-multiple-vulnerabilities20260410 2026-04-09 23:30:01+00:00| seen| Telegram/fYbHpIRyajg46wc34YKZkdOaluIkRtz5CIQtfv50yCWWzw 2026-04-10 01:21:54+00:00| seen|...

PT-2026-31744

Name of the Vulnerable Software and Affected Versions Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC versions prior to 3.0.94 Description A permissive list of allowed input issue exists in the CLI of JSI vLWC. A local, high privileged attacker can escalate privileges to...

PT-2026-31749

An Improper Following of a Certificate's Chain of Trust vulnerability in J-Web of Juniper Networks Junos OS on SRX Series allows a PITM to intercept the communication of the device and get access to confidential information and potentially modify it. When an SRX device is provisioned to connect t...

Juniper Networks Support Insights Virtual Lightweight Collector security vulnerability

Juniper Networks Support Insights Virtual Lightweight Collector is a network device telemetry data collection and operational analysis tool developed by Juniper Networks. Versions of Juniper Networks Support Insights Virtual Lightweight Collector prior to version 3.0.94 contained security...

PT-2026-31803

Name of the Vulnerable Software and Affected Versions Juniper Networks Support Insights JSI Virtual Lightweight Collector vLWC versions prior to 3.0.94 Description A Use of Default Password issue in Juniper Networks JSI Virtual Lightweight Collector vLWC allows an unauthenticated, network-based...