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CVE-2026-1020856.5MediumCWE-923

CVE-2026-102085: Junos OS Evolved: A port which has been inadvertently exposed can be reached by an attacker

Juniper Networks · Junos OS Evolved

Vendor fix available · Affected: Juniper Networks Junos OS Evolved · Exploitation: unlikely (under 1%)

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

0.3%probability of exploitation in the next 30 days
21st percentile
050100

Higher than 21% of scored CVEs

6.5MediumCVSS 3.1
LowMedium

DescriptionCVE.org

An Improper Restriction of Communication Channel to Intended Endpoints vulnerability in Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to cause a limited information disclosure and availability impact to the device. Due to a wrong initialization, a process which should only be able to communicate internally within the device can be reached over the network via an open port. This leads to a device being inadvertently exposed and increased CPU cycles spent processing ingress packets. This issue affects Junos OS Evolved: * All versions before 23.2R2-S7.7-EVO; * 23.4 versions before 23.4R2-S8.11-EVO; * 24.2 versions before 24.2R2-S5.6-EVO; * 24.4 versions before 24.4R2-S4-EVO; * 25.2 version before 25.2R2-S1-EVO; * 25.4 versions before 25.4R1-S1-EVO. Please note that this issue is similar to but not identical CVE-2026-33803.

Affected products1

From the CVE record. A product or version that is not listed is unknown, not unaffected.

  • Juniper Networks · Junos OS Evolvedbefore 23.2R2-S7.7-EVO; from 23.4 before 23.4R2-S8.11-EVO; from 24.2 before 24.2R2-S5.6-EVO; from 24.4 before 24.4R2-S4-EVO; from 25.2 before 25.2R2-S1-EVO; from 25.4 before 25.4R1-S1-EVO

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

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Exploitation
Unlikely (under 1%). EPSS under 1%, or no score yet.
CISA KEV
Not listed
Public check
No public nuclei template
Published
October 2026

CoverageNo articles yet

No CyberSIXT article names CVE-2026-102085 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.

References