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...

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...

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...

CVE-2026-31864

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

CVE-2026-31864

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

CVE-2026-31864

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

CVE-2026-31864 JumpServer has a Server-Side Template Injection Leading to RCE via YAML Rendering

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

EUVD-2026-12085

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

CVE-2026-31864

JumpServer is affected by a Server-Side Template Injection (SSTI) in the Applet and VirtualApp upload flow. The manifest.yml is rendered with Jinja2 without sandboxing when processing user-uploaded ZIP packages, allowing template injection. Exploitation requires administrative privileges (Applica...

CVE-2026-31864 JumpServer has a Server-Side Template Injection Leading to RCE via YAML Rendering

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

CVE-2026-31864 JumpServer has a Server-Side Template Injection Leading to RCE via YAML Rendering

JumpServer is an open source bastion host and an operation and maintenance security audit system. a Server-Side Template Injection SSTI vulnerability exists in JumpServer's Applet and VirtualApp upload functionality. This vulnerability can only be exploited by users with administrative privileges...

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...

CVE-2026-31798 JumpServer Improper Certificate Validation in Custom SMS API Client

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...

CVE-2026-31798

CVE-2026-31798 affects JumpServer’s Custom SMS API Client. The root cause is improper certificate validation, enabling an attacker to intercept MFA/OTP verification codes before delivery to the user’s phone. Impact is limited to credentials/OTP confidentiality with network exposure, as per the pr...

EUVD-2026-12081

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...

CVE-2026-31798 JumpServer Improper Certificate Validation in Custom SMS API Client

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...

CVE-2026-31798 JumpServer Improper Certificate Validation in Custom SMS API Client

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...

JumpServer 信任管理问题漏洞

JumpServer is an open-source bastion host provided by JumpServer Technology Co., Ltd. in Hangzhou, China. Versions of JumpServer prior to v4.10.16-lts contained a vulnerability related to trust management. This vulnerability stemmed from improper validation of the custom SMS API client certificat...

JumpServer 安全漏洞

JumpServer is an open-source bastion host provided by JumpServer Technology Co., Ltd. in Hangzhou, China. JumpServer has a security vulnerability, which stems from the insecure use of Jinja2 templates during the Applet and VirtualApp upload functions. This vulnerability could allow attackers with...