CVE-2026-101987

CVE-2026-101987

Medium · published October 14, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
18.0
In the wild
Unconfirmed
What it is

An Improper Validation of Specified Quantity in Input vulnerability in the routing daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent attacker to cause a denial of service by sending a specific IS-IS SRv6 packet when SRv6 and Flexible Algorithm are enabled.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
7.1 · CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
EPSS
0.00269 · 18.0th percentile
Published
2026-10-14T21:17Z
References (1)
https://supportportal.juniper.net/JSA112187 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 14 OCT 16:33Z
    Junos OS and Junos OS Evolved: A specific IS-IS SRv6 packet causes an rpd crash when flexible algorithm is used
    cvelistv5
  • 14 OCT 16:33Z
    Junos OS and Junos OS Evolved: A specific IS-IS SRv6 packet causes an rpd crash when flexible algorithm is used
    cvelistv5