CVE-2026-102045
Junos OS Evolved: An crafted LACP frame causes lacpd to crash when LACP is enabled
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
An Out-of-bounds Write Out-of-bounds Write vulnerability in lacpd of Juniper Networks Junos OS Evolved allows a Layer-2-adjacent attacker to cause a denial of service via a crafted frame received on an LACP-enabled aggregated-Ethernet member port.
| CWE | CWE-787 |
| Vendor | juniper networks |
| Product | junos os evolved |
| Published | Oct 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Juniper Networks / Junos OS Evolved
24.4 < 24.4R2-S5-EVO 25.2 < 25.2R2-S2-EVO 25.4 < 25.4R1-S3-EVO 26.2 < 26.2R1-S2-EVO 25.2X100 < 25.2X100-D35-EVO 25.4X300 < 25.4X300-D40-EVO