CVE-2025-6549
Junos OS: SRX Series: J-Web can be exposed on additional interfaces
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) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces. This issue affects Junos OS:
- all versions before 21.4R3-S9,
- 22.2 versions before 22.2R3-S5,
- 22.4 versions before 22.4R3-S5,
- 23.2 versions before 23.2R2-S3,
- 23.4 versions before 23.4R2-S5,
- 24.2 versions before 24.2R2.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Junos OS: SRX Series: J-Web can be exposed on additional interfaces
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) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces. This issue affects Junos OS:
- all versions before 21.4R3-S9,
- 22.2 versions before 22.2R3-S5,
- 22.4 versions before 22.4R3-S5,
- 23.2 versions before 23.2R2-S3,
- 23.4 versions before 23.4R2-S5,
- 24.2 versions before 24.2R2.
- Record
CVE-2025-6549- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/AU:Y/R:U/RE:M - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
EUVDEUVD-2025-21166
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) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces. This issue affects Junos OS:
- all versions before 21.4R3-S9,
- 22.2 versions before 22.2R3-S5,
- 22.4 versions before 22.4R3-S5,
- 23.2 versions before 23.2R2-S3,
- 23.4 versions before 23.4R2-S5,
- 24.2 versions before 24.2R2.
- Record
EUVD-2025-21166- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/AU:Y/R:U/RE:M - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-j7m5-q9g3-5q68
An Incorrect Authorization vulnerability in the web server of Juniper Networks Junos OS on SRX...
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) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces. This issue affects Junos OS:
- all versions before 21.4R3-S9,
- 22.2 versions before 22.2R3-S5,
- 22.4 versions before 22.4R3-S5,
- 23.2 versions before 23.2R2-S3,
- 23.4 versions before 23.4R2-S5,
- 24.2 versions before 24.2R2.
- Record
GHSA-j7m5-q9g3-5q68- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
NVD
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) is enabled on specific interfaces, or multiple interfaces are configured for J-Web, the J-Web UI is reachable over more than the intended interfaces. This issue affects Junos OS:
- all versions before 21.4R3-S9,
- 22.2 versions before 22.2R3-S5,
- 22.4 versions before 22.4R3-S5,
- 23.2 versions before 23.2R2-S3,
- 23.4 versions before 23.4R2-S5,
- 24.2 versions before 24.2R2.
- Record
CVE-2025-6549- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:X/RE:M/U:X - CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-863
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-6549 is a medium vulnerability (CVSS 6.9) in Juniper Junos, published July 11, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.