What is CVE-2025-6549?

CVE-2025-6549 is a medium-severity vulnerability in Juniper Junos, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2025-07-11.

How severe is CVE-2025-6549?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Juniper Junos

CVE-2025-6549

An Incorrect Authorization vulnerability in the web server of Juniper Networks Junos OS on SRX Series allows an unauthenticated, network-based attacker to reach the Juniper Web Device Manager (J-Web). When Juniper Secure connect (JSC)…

Vulnerability class: Broken Access Control

EPSS: 0.002 (11.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Juniper Junos — versions 21.4, 22.2, 22.4
Juniper Srx1500
Juniper Srx1600
Juniper Srx2300
Juniper Srx300
Juniper Srx320
Juniper Srx340
Juniper Srx345
Juniper Srx380
Juniper Srx4100

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

sirt@juniper.net (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2025-6549?: CVE-2025-6549 is a medium-severity vulnerability in Juniper Junos, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2025-07-11.
How severe is CVE-2025-6549?: Medium severity. CVSS v3 base score is 6.5 out of 10.