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 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...

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 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-2026-31864 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

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...

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-2026-31864: Improper Neutralization of Special Elements Used in a Template Engine

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...

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...

PT-2026-25359

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: Improper Certificate Validation

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...

PT-2026-25363

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-2022-42225

Jumpserver 2.10.0 = version = 2.26.0 contains multiple stored XSS vulnerabilities because of improper filtering of user input, which can execute any javascript under admin's permission...

CVE-2023-43650

JumpServer is an open source bastion host. The verification code for resetting user's password is vulnerable to brute-force attacks due to the absence of rate limiting. JumpServer provides a feature allowing users to reset forgotten passwords. Affected users are sent a 6-digit verification code,...