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CVE-2026-101991

LOWCVSS 3.1
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Description

An Improper Handling of Length Parameter Inconsistency vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured BGP-LS peer to cause heap data disclosure via a malformed UPDATE sent over a session with the traffic-engineering address family enabled.

Timeline
Published:October 14th, 2026 5:17 PM
Last modified:October 15th, 2026 4:23 PM
CVSS Scoring

CVSS v3: 3.1 (LOW)

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

Weaknesses (CWE)
CWE-130
References & Reports
Advisories, patches, and third-party reports

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