CVE-2025-62795 JumpServer Unauthorized LDAP Configuration Access via WebSocket
Low-privileged users can bypass authorization to access LDAP configurations and trigger synchronization via WebSocket, potentially exposing credentials.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-62795?
CVE-2025-62795 is a high-severity missing authorization vulnerability in jumpserver, published on 30 Oct 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Weakness: CWE-863
Which versions are affected by CVE-2025-62795?
It affects 1 product.
Products include Fit2cloud Jumpserver.
How do I fix CVE-2025-62795?
No fix has been published for CVE-2025-62795 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-62795 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-62795 exists.
Other vulnerabilities in jumpserver
- CVE-2024-40628 Arbitrary File Read in Ansible Playbooks in Jumpserver
- CVE-2024-40629 Arbitrary File Write in Ansible Playbooks leads to RCE in Jumpserver
- CVE-2024-29201 JumpServer's insecure Ansible playbook validation leads to RCE in Celery
- CVE-2024-29202 JumpServer vulnerable to Jinja2 template injection in Ansible leads to RCE in Celery
- CVE-2023-48193 Security feature bypass in n/a
Sources
Also known as GHSA-7893-256g-m822.