CVE-2026-101976

HIGHCVSS 7.5

Description

An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an eBGP peer which has not negotiated four-octet-AS capability sending a specifically malformed BGP update to cause a Denial-of-Service (DoS).

Timeline

Published:October 14th, 2026 6:17 PM

Last modified:October 15th, 2026 4:23 PM

CVSS Scoring

CVSS v3: 7.5 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-787

References & Reports

Advisories, patches, and third-party reports

https://supportportal.juniper.net/JSA112187

Source: NIST NVD · Data may lag official sources by up to one minute