High Threat Security Alert (A26-10-23): Multiple Vulnerabilities in Juniper Networks


 

Published on: 15 October 2026

Description:

Juniper Networks has published security advisories to address multiple vulnerabilities in Juniper Junos OS and Junos OS Evolved. For detailed information about the vulnerabilities, please refer to the corresponding security advisories at vendor's website.

Reports indicate that proof-of-concept (PoC) exploit code is available for potential compromise vulnerabilities (CVE-2024-24789). System administrators are advised to take immediate action to patch your affected systems to mitigate the elevated risk of cyber attacks.

 

Affected Systems:

  • Juniper Networks Junos OS
  • Juniper Networks Junos OS Evolved

For detailed information of the affected systems, please refer to the corresponding security advisories at vendor's website.

 

Impact:

Successful exploitation of the vulnerabilities could lead to denial of service, remote code execution, security restriction bypass or information disclosure on an affected system.

 

Recommendation:

Patches for affected systems are available. System administrators of affected systems should follow the recommendations provided by the vendor and take immediate actions to mitigate the risk.

 

More Information:

  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Juniper-Cloud-Native-Router-Multiple-vulnerabilities-resolved-in-26-2-release
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-Evolved-A-port-which-has-been-inadvertently-exposed-can-be-reached-by-an-attacker-CVE-2026-102085
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-Evolved-Multiple-vulnerabilities-resolved
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-MX-Series-Malformed-SyncE-or-PTP-clock-input-causes-continuous-RE-switchover-CVE-2026-102080
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-MX-Series-Missing-Authorization-for-specific-request-CLI-commands-allows-command-injection-CVE-2026-102079
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-MX-Series-Multiple-vulnerabilities-resolved
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-MX-Series-with-SPC3-In-a-NAT-scenario-malformed-packets-will-lead-to-resource-leaks-and-eventually-traffic-stops-CVE-2026-102077
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-Multiple-vulnerabilities-resolved
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-4000-Series-SRX5000-Series-with-SPC3-With-application-services-configured-high-session-churn-causes-memory-leak-which-will-ultimately-impact-traffic-CVE-2026-102081
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-Series-A-high-volume-of-DNS-traffic-over-TCP-can-lead-to-a-flowd-crash-CVE-2026-102078
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-Series-If-TLS-session-resumption-is-configured-and-a-specific-TLS-message-is-received-a-PFE-crash-occurs-CVE-2026-102082
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-Series-In-an-ADVPN-scenario-a-malformed-message-from-a-peer-causes-Remote-Code-Execution-CVE-2026-102084
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-Series-Multiple-DNS-queries-processed-by-SecIntel-and-DGA-in-the-same-session-cause-a-flowd-crash-CVE-2026-102086
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-SRX-Series-With-WebFiltering-enabled-prolonged-HTTP-session-load-can-cause-a-crash-CVE-2026-102083
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-If-in-a-traffic-engineering-scenario-a-specific-valid-BGP-LS-attribute-is-received-rpd-crashes-CVE-2026-102087
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-Multiple-vulnerabilities-resolved
  • https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-SRX-Series-Multiple-vulnerabilities-resolved
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-2253
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-7264
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-24789
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-52533
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33789
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33792
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33795 (to CVE-2026-33796)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-33798
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101927
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101934
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101936 (to CVE-2026-101946)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101948 (to CVE-2026-101952)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101954 (to CVE-2026-101957)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101959 (to CVE-2026-101997)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-101999 (to CVE-2026-102000)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-102011 (to CVE-2026-102037)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-102039 (to CVE-2026-102072)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-102077 (to CVE-2026-102087)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-102174 (to CVE-2026-102180)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-102182 (to CVE-2026-102185)
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-103993 (to CVE-2026-103994)


Tag: Junos OS , Junos OS Evolved
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