Skip to contentJuniper Networks Junos Os vulnerabilities
- juniper networks junos os evolvedJunos OS Evolved: PTX Series: An attacker controlled gRPC response causes root-level compromise when zero-touch provisioning is usedCVE-2026-1019788.7 High
- juniper networks junos os evolvedJunos OS Evolved: PTX Series: An IS-IS peer causes an rpd crash when BIER over IS-IS is enabledCVE-2026-1019857.1 High
- juniper networks junos os evolvedJunos OS Evolved: A crafted analytics sensor resource causes telemetry dial-out daemon denial of serviceCVE-2026-1019668.8 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: Web filtering doesn't block specifically formatted URLsCVE-2026-570546.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: EX Series: Subscribing to an unsupported telemetry sensor path causes fxpc process crashCVE-2026-570327.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: For subscribers configured on static interfaces, input filters are not in effectCVE-2026-570315.3 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series: Flow sessions are not getting cleared leading to a DoSCVE-2026-570308.2 High
- juniper junos os evolvedJunos OS Evolved: QFX Series: When sFlow collector reachability changes evo-pfemand process can crashCVE-2026-570296.0 Medium
- juniper junos os evolvedJunos OS Evolved: A port which has been inadvertently exposed can be reached by an attackerCVE-2026-570286.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: EX4100 Series, EX4400: With sFlow configured in a VC scenario multicast traffic leads to an FPC crashCVE-2026-570277.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series with SPC3, SRX Series: Processing of a specifically malformed SIP invite causes a flowd crashCVE-2026-570268.7 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: EX Series, QFX Series, MX Series: A specific 'show l2-learning/ethernet-switching' command causes l2ald crashCVE-2026-570256.8 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: MX with SPC3, SRX Series: Repeated VPN negotiation failures will eventually cause iked to crash continuouslyCVE-2026-570246.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: MX with SPC3, SRX Series: A specifically malformed TCP packet causes a flowd crashCVE-2026-570238.7 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series with SPC3, SRX Series: Specific packet in response to a TCP connection establishment by the affected device can crash the PFECVE-2026-570228.2 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series: If VPN compliance-check is configured an attacker can cause http-gk process crashCVE-2026-570216.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: QFX10000 Series: IPv6 multicast traffic received on non-IRB interfaces causes a multicast floodCVE-2026-570207.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: Specific traffic causes an FPC to resetCVE-2026-570197.1 High
- juniper junos os evolvedJunos OS Evolved: A port which has been inadvertently exposed can be reached by an attackerCVE-2026-338036.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: EX Series: Unauthorized users can execute service-impacting CLI commandCVE-2026-338026.8 Medium
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: When a specifically malformed BGP route update is received RPD crashesCVE-2026-338017.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: In a VC scenario a high rate of micro-BFD session flaps will cause an FPC crashCVE-2026-338007.1 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: Receipt of a specific SNMPv3 request results in memory leak and eventual snmpd crashCVE-2026-337995.3 Medium
- juniper junos os evolvedJunos OS Evolved: PTX Series: Receipt of repeated ECMP routing updates results in PFE crashCVE-2026-337948.2 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: Configuration of a specific SSH option results in mgd crashCVE-2026-219016.7 Medium
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: Execution of crafted CLI commands allows for arbitrary shell injection as rootCVE-2026-337918.4 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series: In a NAT64 configuration, receipt of a specific, malformed ICMPv6 packet will cause the srxpfe process to crash and restart.CVE-2026-337908.7 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX1500, SRX4100, SRX4200, SRX4600: When a specific show command is executed chassisd crashesCVE-2026-337876.8 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: Missing Authorization for specific 'request' CLI commands in a JDM/CSDS scenarioCVE-2026-337856.3 Medium
- juniper junos os evolvedJunos OS Evolved: PTX Series: If SRTE tunnels provisioned via PCEP are present and specific gRPC queries are received evo-aftmand crashesCVE-2026-337837.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: EX Series, QFX Series: In a VXLAN scenario when specific control protocol packets are received, memory leaks and eventually no traffic is passedCVE-2026-337817.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series, MX Series: When a specifically malformed first ISAKMP packet is received kmd/iked crashesCVE-2026-337788.7 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: Specific low privileged CLI command exposes sensitive informationCVE-2026-337766.8 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: Firewall filters on lo0.<non-0> in the default routing instance are not in effectCVE-2026-337746.9 Medium
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: An attacker sending a specific genuine BGP packet causes a BGP resetCVE-2026-337977.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series: Insufficient certificate verification for device to SD cloud communicationCVE-2026-337798.3 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: Mismatch between configured and received packet types causes memory leak in bbe-smgdCVE-2026-337757.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: MX Series: In specific DHCPv6 scenarios jdhcpd memory increases continuously with subscriber logoutsCVE-2026-337828.7 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: In an EVPN-MPLS scenario churn of ESI routes causes a memory leak in l2aldCVE-2026-337807.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: EX Series, QFX Series: If the same egress filter is configured on both an IRB and a physical interface one of those is not appliedCVE-2026-337736.9 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX1600, SRX2300, SRX4300: When a specific show command is executed chassisd crashesCVE-2026-337866.8 Medium
- juniper junos, juniper networks junos os +1 moreJunos OS: A low privileged user can escalate their privileges so that they can login as rootCVE-2026-219167.0 High
- juniper junos os evolvedJunos OS Evolved: Local, authenticated attacker can gain privileged access to FPCsCVE-2026-337888.5 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: A high frequency of connecting and disconnecting NETCONF sessions causes management unavailabilityCVE-2026-219197.1 High
- juniper junos os evolvedJunos OS Evolved: QFX5000 Series and PTX Series: An attacker sending crafted multicast packets will cause evo-aftmand / evo-pfemand to crash and restartCVE-2025-599697.1 High
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: When an unsigned Python op script configuration is present, a local low privileged user can compromise the systemCVE-2026-337938.5 High
- juniper junos, juniper networks junos os +1 moreJunos OS: Privileged local user can gain access to a Linux-based FPC as rootCVE-2025-306508.4 High
- juniper junos os evolvedJunos OS Evolved: PTX Series: A vulnerability allows a unauthenticated, network-based attacker to execute code as rootCVE-2026-21902Public exploitEPSS 18.5%9.3 Critical
- juniper junos, junos os evolved, juniper networks junos os +2 moreJunos OS and Junos OS Evolved: When telemetry collectors are frequently subscribing and unsubscribing to sensors chassisd or rpd will crashCVE-2026-219217.1 High
- juniper junos, juniper networks junos os +1 moreJunos OS: SRX Series: If a specific request is processed by the DNS subsystem flowd will crashCVE-2026-219208.7 High
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