CVE-2026-57019

An Improper Validation of Specified Quantity in Input vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. When a specific packet is received from device in the same broadcast...

CVE-2026-57019 Junos OS: MX Series: Specific traffic causes an FPC to reset

An Improper Validation of Specified Quantity in Input vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. When a specific packet is received from device in the same broadcast...

CVE-2026-33800

CVE-2026-33800 affects Junos OS on MX Series (MX FPCs up to MPC9). The issue is caused by an unchecked input for a loop condition in PFEMAN, where high-rate Micro-BFD session flaps queue events and a VC with locality-bias amplifies processing time, causing PFEMAN to miss processing and the PFEMAN...

CVE-2026-33800 Junos OS: MX Series: In a VC scenario a high rate of micro-BFD session flaps will cause an FPC crash

An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...

CVE-2026-33800

An Unchecked Input for Loop Condition vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS.Micro-BFD session flaps generate respective up/down events which are queued by PFEMAN for...

CVE-2026-57054: Use of Incorrectly-Resolved Name or Reference

A Use of Incorrectly-Resolved Name or Reference vulnerability in the URL filtering plugin of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-based attacker to bypass web filtering and access downstream resources that should be unreachable. If an MX Series device is...

PT-2026-56977

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series with SPC3 and SRX Series versions 23.4 through 23.4R2-S7 Junos OS on MX Series with SPC3 and SRX Series versions 24.2 through 24.2R2-S4 Junos OS on MX Series with SPC3 and SRX Series versions 24.4 through 24.4R2-S3 Junos ...

PT-2026-56979

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 23.2R2-S7 Junos OS versions 23.4 prior to 23.4R2-S7 Junos OS versions 24.2 prior to 24.2R2 Junos OS versions 24.4 prior to 24.4R1-S2 Junos OS Evolved versions prior to 23.2R2-S7-EVO Junos OS Evolved versions 23.4 pri...

CVE-2026-57024: Use of Multiple Resources with Duplicate Identifier

A Use of Multiple Resources with Duplicate Identifier vulnerability in the IKE daemon iked of Juniper Networks Junos OS on MX with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. On an MX with SPC3 and SRX devices configured for VPN service,...

CVE-2026-57023: Improper Validation of Specified Quantity in Input

An Improper Validation of Specified Quantity in Input vulnerability in the TCP proxy plugin of Juniper Networks Junos OS on MX Series with SPC3, and SRX Series allows an unauthenticated, network-based attacker to cause a complete Denial of Service DoS. When TCP proxy is engaged in a flow session,...

CVE-2026-57022: Improper Check for Unusual or Exceptional Conditions

An Improper Check for Unusual or Exceptional Conditions vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on MX with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS. When an affected device initiates a TCP...

CVE-2026-57019: Improper Validation of Specified Quantity in Input

An Improper Validation of Specified Quantity in Input vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. When a specific packet is received from device in the same broadcast...

PT-2026-56980

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series with SPC3 and SRX Series versions prior to 23.2R2-S7 Junos OS on MX Series with SPC3 and SRX Series versions 23.4 prior to 23.4R2-S8 Junos OS on MX Series with SPC3 and SRX Series versions 24.2 prior to 24.2R2-S5 Junos OS...

CVE-2026-57026: Improper Validation of Syntactic Correctness of Input

An Improper Validation of Syntactic Correctness of Input vulnerability in the SIP plugin of Juniper Networks Junos OS on MX Series with SPC3 and SRX Series allows an unauthenticated, network-based attacker to cause a Denial-of-Service DoS.If the SIP ALG is enabled on an affected device, the...

PT-2026-56976

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series with SPC3 versions prior to 23.2R2-S4 Junos OS on SRX5k Series with SPC3 versions prior to 23.2R2-S4 Junos OS on SRX1600 Series versions prior to 23.2R2-S4 Junos OS on SRX2300 Series versions prior to 23.2R2-S4 Junos OS o...

PT-2026-56928

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series versions prior to 23.2R2-S7 Junos OS on MX Series versions 23.4 through 23.4R2-S7 Junos OS on MX Series versions 24.2 through 24.2R2-S3 Junos OS on MX Series versions 24.4 through 24.4R2-S2 Junos OS on MX Series versions...

CVE-2026-57031: Improper Check for Unusual or Exceptional Conditions

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on MX Series allows adjacent subscribers to bypass configured firewall filters. On MX Series devices with MPC10/11, LC4800/9600, and MX304 with subscribers...

PT-2026-56973

Name of the Vulnerable Software and Affected Versions Junos OS on MX Series versions prior to 23.2R2-S6 Junos OS on MX Series versions 23.4 through 23.4R2-S7 Junos OS on MX Series versions 24.2 through 24.2R2-S4 Junos OS on MX Series versions 24.4 through 24.4R2-S4 Junos OS on MX Series versions...

Juniper Junos OS Vulnerability (JSA110093)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA110093 advisory. - A Use of Incorrectly-Resolved Name or Reference vulnerability in the URL filtering plugin of Juniper Networks Junos OS on MX Series allows an unauthenticated, network-bas...

Juniper Junos OS Vulnerability (JSA110079)

The version of Junos OS installed on the remote host is affected by a vulnerability as referenced in the JSA110079 advisory. - An Improper Validation of Specified Quantity in Input vulnerability in the Packet Forwarding Engine pfe of Juniper Networks Junos OS on MX Series allows an unauthenticate...