Vulnerability details

CVE-2026-101963

Juniper Networks Junos OSJuniper Networks Junos OS Evolved

Junos OS and Junos OS Evolved: A BGP EVPN neighbor causes an rpd crash when SRv6 multihoming is used

CVSS 4.0
8.7High

Official description

An Incorrect Calculation vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos EVO allows a remote BGP EVPN neighbor to cause an rpd crash when SRv6 EVPN multihoming is configured.

CVSS scores

ScoreVersionSourceVector
8.7High 4.0 CVEProject cvelistV5 (CNA) (juniper) 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
7.5High 3.1 CVEProject cvelistV5 (CNA) (juniper) CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

VendorProductVersionsSource
Juniper Networks Junos OS 25.2 ≤ v < 25.2R2-S2 CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS 25.4 ≤ v < 25.4R1-S3 CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS 26.2 ≤ v < 26.2R1-S2 CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 23.4X100 CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 25.2 ≤ v < 25.2R2-S2-EVO CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 25.2X100 ≤ v < 25.2X100-D35-EVO CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 25.4 ≤ v < 25.4R1-S3-EVO CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 25.4X300 ≤ v < 25.4X300-D40-EVO CVEProject cvelistV5 (CNA)
Juniper Networks Junos OS Evolved 26.2 ≤ v < 26.2R1-S2-EVO CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2026-10-14
Last updated
2026-10-14
State
Published
Assigner (CNA)
juniper

Exploit prediction (EPSS)

0.44%
Probability of exploitation in 30 days
38.8%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
Yes
Exploitation
None
Technical impact
Partial

Weaknesses (CWE)

  • CWE-682
    Incorrect Calculation