CVE record · CVE-2026-57029

Junos OS Evolved: QFX Series: When sFlow collector reachability changes evo-pfemand process can crash

CVSS 6.0 MediumEPSS 0.0019 · 8th percentile

Published by the CVE Program (CNA: juniper) at 9 Jul 2026, 21:12 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Juniper Networks	Junos OS Evolved	affected before 23.4R2-S7-EVO custom affected 24.2 to before 24.2R2-S5-EVO custom affected 24.4 to before 24.4R2-S3-EVO custom affected 25.2 to before 25.2R2-EVO custom Other versions: unaffected

Identifiers: CVE-2026-57029
CNA: juniper
Weakness (CWE): CWE-820
Tags: Juniper Networks Junos OS Evolved
CWE-820
Published: 9 Jul 2026
Updated: 10 Jul 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.3	Medium	3.1	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H	CNA (juniper)
6.0	Medium	4.0	CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/RE:M	CNA (juniper)Used for this record

CISA KEV Not listed.
EPSS 0.0019, the 8th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 9 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

supportportal.juniper.net/JSA110089 vendor-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.