CVE-2026-102072CWE-409

CVE-2026-102072

Medium · published October 14, 2026

CVSS v3.1
6.5
EPSS
0%
Percentile
34.3
In the wild
Unconfirmed
What it is

An Improper Handling of Highly Compressed Data vulnerability in the gRPC library used by na-grpcd of Juniper Networks Junos OS allows an authenticated network-based attacker to cause a denial of service via a compressed gRPC request.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
7.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
EPSS
0.00411 · 34.3th percentile
Weakness
CWE-409 · Improper Handling of Highly Compressed Data (Data Amplification)
Published
2026-10-14T21:18Z
References (1)
https://supportportal.juniper.net/JSA112188 · [email protected]
EPSS history
Timeline
  • 16 OCT 03:27Z
    EPSS moved — → 0%
    epss
  • 14 OCT 16:16Z
    Junos OS: An authenticated attacker causes a denial of service when the gRPC extension-service is enabled
    cvelistv5
  • 14 OCT 16:16Z
    Junos OS: An authenticated attacker causes a denial of service when the gRPC extension-service is enabled
    cvelistv5