CVE-2026-101968
An Integer Underflow (Wrap or Wraparound) vulnerability in the rpd process of Juniper Networks Junos OS on EX Series and MX Series, and Junos OS Evolved on ACX Series allows an unauthenticated adjacent attacker to cause heap memory disclosure and multicast join-state injection via a malformed Rosen-MVPN message. This issue only affects platforms that support draft Rosen MVPN, such as the ACX Series, EX Series, and MX Series.
Published:Oct 14, 2026
Last Modified:Oct 23, 2026
EPS:Oct 14, 2026
EPSS Score:0.00245
CVSS Score:5.4
Affected Products
Vendor
Product
Action
Vendor
Juniper Networks
Product
Junos Os
Juniper Networks
Junos Os
Vendor
Juniper Networks
Product
Junos Os Evolved
Juniper Networks
Junos Os Evolved
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
No CAPEC recorded yet
Related CVEs
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
