Junos os

This hub aggregates every CVE we track for Junos os, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 15 most recently published vulnerabilities affecting Junos os.

• CVE-2026-33791Junos OS and Junos OS Evolved: Execution of crafted CLI commands allows for arbitrary shell injection as root6.7Apr 9, 2026
• CVE-2026-33790Junos OS: SRX Series: In a NAT64 configuration, receipt of a specific, malformed ICMPv6 packet will cause the srxpfe process to crash and restart.7.5Apr 9, 2026
• CVE-2026-33787Junos OS: SRX1500, SRX4100, SRX4200, SRX4600: When a specific show command is executed chassisd crashes5.5Apr 9, 2026
• CVE-2026-33785Junos OS: MX Series: Missing Authorization for specific 'request' CLI commands in a JDM/CSDS scenario8.8Apr 9, 2026
• CVE-2026-33781Junos OS: EX Series, QFX Series: In a VXLAN scenario when specific control protocol packets are received, memory leaks and eventually no traffic is passed6.5Apr 9, 2026
• CVE-2026-33778Junos OS: SRX Series, MX Series: When a specifically malformed first ISAKMP packet is received kmd/iked crashes7.5Apr 9, 2026
• CVE-2026-33776Junos OS and Junos OS Evolved: Specific low privileged CLI command exposes sensitive information5.5Apr 9, 2026
• CVE-2026-33774Junos OS: MX Series: Firewall filters on lo0.<non-0> in the default routing instance are not in effect6.5Apr 9, 2026
• CVE-2026-33797Junos OS and Junos OS Evolved: An attacker sending a specific genuine BGP packet causes a BGP reset7.4Apr 9, 2026
• CVE-2026-33779Junos OS: SRX Series: Insufficient certificate verification for device to SD cloud communication6.5Apr 9, 2026
• CVE-2026-33775Junos OS: MX Series: Mismatch between configured and received packet types causes memory leak in bbe-smgd6.5Apr 9, 2026
• CVE-2026-33782Junos OS: MX Series: In specific DHCPv6 scenarios jdhcpd memory increases continuously with subscriber logouts6.5Apr 9, 2026
• CVE-2026-33780Junos OS and Junos OS Evolved: In an EVPN-MPLS scenario churn of ESI routes causes a memory leak in l2ald6.5Apr 9, 2026
• CVE-2026-33773Junos 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 applied5.8Apr 9, 2026
• CVE-2026-33786Junos OS: SRX1600, SRX2300, SRX4300: When a specific show command is executed chassisd crashes5.5Apr 9, 2026