CVE-2026-102015CWE-122

CVE-2026-102015

High · published October 14, 2026

CVSS v3.1
8.8
EPSS
0%
Percentile
27.3
In the wild
Unconfirmed
What it is

A Heap-based Buffer Overflow vulnerability in the secure-dot1xd process of Juniper Networks on Junos OS and Junos OS Evolved allows an unauthenticated adjacent network attacker to execute code as root or cause a denial of service via an EAPOL frame sent to an 802.1X-authenticated interface.

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
0.00349 · 27.3th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
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 16:45Z
    Junos OS and Junos OS Evolved: An attacker causes root code execution when 802.1X authentication is used
    cvelistv5
  • 14 OCT 16:45Z
    Junos OS and Junos OS Evolved: An attacker causes root code execution when 802.1X authentication is used
    cvelistv5