JumpServer - Open Redirect via Referer Header

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to v3.10.19 and v4.10.5, The /core/i18n// endpoint uses the Referer header as the redirection target without proper validation, which could lead to an Open Redirect vulnerability. id:...

JumpServer > 3.6.4 - Information Disclosure

JumpServer is an open source bastion host and a professional operation and maintenance security audit system. Starting in version 3.0.0 and prior to versions 3.5.5 and 3.6.4, session replays can download without authentication. Session replays stored in S3, OSS, or other cloud storage are not...

JumpServer < 3.10.0 - Open Redirect

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to version 3.10.0, attackers can exploit this vulnerability to construct malicious links, leading users to click on them, thereby facilitating phishing attacks or cross-site scripting attacks...

CVE-2026-44846

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, a user with the users.inviteuser permission can submit an existing member to POST /api/v1/users/users/invite/, causing the organization invitation logic in apps/users/api/user.py to...

CVE-2026-44845

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing...

CVE-2026-54336

JumpServer is an open source bastion host and an operation and maintenance security audit system. From 4.8.0 until 4.10.17, an authenticated user with SFTP permission to an authorized asset can submit crafted traversal paths through the KoKo Web Terminal SFTP feature, causing AssetDir.GetRealPath...

CVE-2026-44846 JumpServer: Privilege Overwrite via Organization Invite Logic Flaw

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, a user with the users.inviteuser permission can submit an existing member to POST /api/v1/users/users/invite/, causing the organization invitation logic in apps/users/api/user.py to...

CVE-2026-44846

JumpServer (open-source bastion host) has a privilege escalation flaw in apps/users/api/user.py: a user with users.invite_user permission can POST to /api/v1/users/users/invite/ with an existing member, triggering user.org_roles.set(org_roles) which overwrites that member's org roles—escalating p...

CVE-2026-44846 JumpServer: Privilege Overwrite via Organization Invite Logic Flaw

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, a user with the users.inviteuser permission can submit an existing member to POST /api/v1/users/users/invite/, causing the organization invitation logic in apps/users/api/user.py to...

CVE-2026-44845

JumpServer versions prior to 4.10.17 allow an authenticated administrator with Applet Host permissions to inject Jinja2 expressions into the IP/Host or Core Service Address fields, causing Ansible to evaluate them during deployment and execute arbitrary commands on the control node. The fix is in...

CVE-2026-44845 JumpServer: Remote Command Execution (RCE) via Jinja Template Injection in Applet Host Deployment

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing...

CVE-2026-44845 JumpServer: Remote Command Execution (RCE) via Jinja Template Injection in Applet Host Deployment

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing...

CVE-2026-54336

JumpServer (open source bastion host and O&M security audit system) is affected by a path traversal vulnerability in the KoKo Web Terminal SFTP feature (versions 4.8.0 through 4.10.17). An authenticated user with SFTP permission to an authorized asset can submit crafted traversal paths that cause...

CVE-2026-54336 JumpServer: KoKo Web Terminal SFTP Path Traversal on Authorized Asset

JumpServer is an open source bastion host and an operation and maintenance security audit system. From 4.8.0 until 4.10.17, an authenticated user with SFTP permission to an authorized asset can submit crafted traversal paths through the KoKo Web Terminal SFTP feature, causing AssetDir.GetRealPath...

CVE-2026-54336 JumpServer: KoKo Web Terminal SFTP Path Traversal on Authorized Asset

JumpServer is an open source bastion host and an operation and maintenance security audit system. From 4.8.0 until 4.10.17, an authenticated user with SFTP permission to an authorized asset can submit crafted traversal paths through the KoKo Web Terminal SFTP feature, causing AssetDir.GetRealPath...

PT-2026-76813

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, a user with the users.invite user permission can submit an existing member to POST /api/v1/users/users/invite/, causing the organization invitation logic in apps/users/api/user.py t...

PT-2026-76818

JumpServer is an open source bastion host and an operation and maintenance security audit system. From 4.8.0 until 4.10.17, an authenticated user with SFTP permission to an authorized asset can submit crafted traversal paths through the KoKo Web Terminal SFTP feature, causing AssetDir.GetRealPath...

PT-2026-76812

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to 4.10.17, an authenticated administrator with Applet Host management and deployment permissions can inject Jinja2 expressions into the IP/Host field or Core Service Address field, causing...

open-redirect-poc

Open Redirect PoC - CVE-2025-58044 📋 Description This is...

CVE-2026-31798

JumpServer is an open source bastion host and an operation and maintenance security audit system. Prior to v4.10.16-lts, JumpServer improperly validates certificates in the Custom SMS API Client. When JumpServer sends MFA/OTP codes via Custom SMS API, an attacker can intercept the request and...