What is CVE-2026-57029?

CVE-2026-57029 is a medium-severity vulnerability in Juniper Networks Junos Os Evolved, classified under CWE-820. CVSS score: 5.3/10. Published 2026-07-09.

How severe is CVE-2026-57029?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Juniper Networks Junos Os Evolved

CVE-2026-57029

A Missing Synchronization vulnerability in the flow collector handler of Juniper Networks Junos OS Evolved on QFX Series allows an adjacent, unauthenticated attacker to cause a Denial-of-Service (DoS). When the reachability of an sFlow c…

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Juniper Networks Junos Os Evolved — versions 0, 24.2, 24.4

Weakness classification (CWE)

CWE-820

References

sirt@juniper.net (vendor-advisory)

Frequently asked questions

What is CVE-2026-57029?: CVE-2026-57029 is a medium-severity vulnerability in Juniper Networks Junos Os Evolved, classified under CWE-820. CVSS score: 5.3/10. Published 2026-07-09.
How severe is CVE-2026-57029?: Medium severity. CVSS v3 base score is 5.3 out of 10.