Patchfirst
CVE-2026-33796 Critical · 9.8 EPSS 0.6%

A Stack-based Buffer Overflow vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and…

Juniper Networks · Junos OS

Summary

A stack-based buffer overflow in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved lets an attacker execute arbitrary commands with root privileges. Exploitation requires a configured external BGP neighbor and is triggered via BMP route monitoring, with no authentication or user interaction needed beyond that configuration.

Official description · NVD

A Stack-based Buffer Overflow vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows a configured external BGP neighbor to execute arbitrary commands with root privileges via BMP route monitoring.

Breakdown
16.2 / 100
Exploited
Not confirmed
Reports
0
Tactics
0/15

Disclosed on 14 Oct 2026. No public exploit code or confirmed exploitation is recorded.

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

References

1 link, grouped by NVD tag
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