CVE-2026-102052CWE-121

CVE-2026-102052

High · published October 14, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
26.2
In the wild
Unconfirmed
What it is

A Stack-based Buffer Overflow vulnerability in the jdhcpd process of Juniper Networks Junos OS and Junos OS Evolved platforms allows an adjacent unauthenticated attacker to cause denial of service or execute arbitrary code with root privileges via a malformed DHCPv4 server response when the DHCPv4 local-client feature is used.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
8.7 · CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M
EPSS
0.00340 · 26.2th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2026-10-14T21:18Z
References (1)
https://supportportal.juniper.net/JSA112187 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 14 OCT 16:54Z
    Junos OS and Junos OS Evolved: An attacker causes jdhcpd to crash when the DHCPv4 local-client feature is used
    cvelistv5
  • 14 OCT 16:54Z
    Junos OS and Junos OS Evolved: An attacker causes jdhcpd to crash when the DHCPv4 local-client feature is used
    cvelistv5