CVE-2025-62795: JumpServer Unauthorized LDAP Configuration Access via WebSocket

Published Oct 30, 2025
·
Updated

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to v3.10.21-lts and v4.10.12-lts, a low-privileged authenticated user can invoke LDAP configuration tests and start LDAP synchronization by sending crafted messages to the /ws/ldap/ WebSocket endpoint, bypassing authorization checks and potentially exposing LDAP credentials or causing unintended sync operations. This vulnerability is fixed in v3.10.21-lts and v4.10.12-lts.

Affected Software

3 affected components
Jumpserver Jumpserver<3.10.21-lts, <4.10.12-lts
FIT2CLOUD Jumpserver<3.10.21
FIT2CLOUD Jumpserver>=4.0.0<4.10.12

Event History

Oct 30, 2025
CVE Published
via MITRE·04:56 PM
Data Sourced
via MITRE·04:56 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-62795?

CVE-2025-62795 has a low severity level due to the nature of the vulnerability being exploitable only by low-privileged authenticated users.

2

How do I fix CVE-2025-62795?

To fix CVE-2025-62795, upgrade JumpServer to version 3.10.21-lts or 4.10.12-lts or later.

3

What are the affected versions for CVE-2025-62795?

CVE-2025-62795 affects JumpServer versions prior to 3.10.21-lts and 4.10.12-lts.

4

Who can exploit CVE-2025-62795?

CVE-2025-62795 can be exploited by low-privileged authenticated users who can send crafted messages.

5

What type of attacks does CVE-2025-62795 allow?

CVE-2025-62795 allows low-privileged authenticated users to invoke LDAP configuration tests and initiate LDAP synchronization.

Contact

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