CVE-2026-101952

8.7 HIGH 0.4% exploit odds No fix listed Denial of service Network gear

What it is

An Improper Validation of Consistency within Input vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP ISO-VPN peer to cause an rpd crash by sending a specific ISO-VPN update which is then processed by BMP route monitoring or NSR.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of service disruption.
Exploit odds: 0.4% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-09-28 16:28 UTC ReservedThe CVE id was reserved by its CNA
2026-10-14 18:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-19 15:16 UTC Last updatedMost recent change to the record

Details

Published: 2026-10-14 18:17 UTC
Last modified: 2026-10-19 15:16 UTC
Exploit probability: 0.4% · EPSS, next 30 days
Weakness: CWE-1284
Record status: Awaiting Analysis

Attack profile CVSS 4.0 · 8.7

Attack vector: Network
Complexity: Low
Attack requirements: None
Privileges needed: None
User interaction: None
Confidentiality: None
Integrity: None
Availability: High

Raw vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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References

https://supportportal.juniper.net/JSA112187

NVD record · CVE.org record