CVE-2026-103993
MEDIUM
CVSS 6.8
Published: 2026-10-14
Modified: 2026-10-15
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Description
An Out-of-bounds Write vulnerability in the routing protocol daemon (rpd) of Juniper Networks Junos OS and Junos OS Evolved allows an adjacent attacker which sends a specific set of BGP communities to cause a Denial-of-Service (DoS) as rpd crashes when graceful-shutdown sender community is added when attempting to advertise.
Quick Facts
| CVE ID | CVE-2026-103993 |
| CVSS Score | 6.8 |
| Vector | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H |
| Published | 2026-10-14 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |