CVE-2026-101959CWE-688

CVE-2026-101959

Medium · published October 14, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
15.4
In the wild
Unconfirmed
What it is

A Function Call With Incorrect Variable or Reference as Argument vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated adjacent attacker to cause an rpd crash via specifically malformed LSP-ping.

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
0.00250 · 15.4th percentile
Weakness
CWE-688 · Function Call With Incorrect Variable or Reference as Argument
Published
2026-10-14T22:17Z
References (1)
https://supportportal.juniper.net/JSA112187 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 14 OCT 17:18Z
    Junos OS and Junos OS Evolved: A malformed LSP-ping causes an rpd crash
    cvelistv5
  • 14 OCT 17:18Z
    Junos OS and Junos OS Evolved: A malformed LSP-ping causes an rpd crash
    cvelistv5