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CVE-2025-49825— Teleport allows remote authentication bypass

Quick assessment

Affected
gravitational teleport
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Teleport是美国Teleport公司的一个识别身份、多协议的访问代理。用于工程师和安全专业人员在所有环境中统一对 SSH 服务器、Kubernetes 集群、Web 应用程序和数据库的访问。 Teleport 17.5.1及之前版本存在安全漏洞，该漏洞源于远程身份验证绕过。

CVSS 9.8 · Critical EPSS 7.80% · P94

Public Exploits 1

Nuclei · 1 CVE-2025-49825.yaml [template]

Possible ATT&CK Techniques 1 AI

T1199 · Trusted Relationship
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I. Basic Information for CVE-2025-49825

Vulnerability Information
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Vulnerability Title
Teleport allows remote authentication bypass
Source: CVE Program / CVE List V5
Vulnerability Description
Teleport provides connectivity, authentication, access controls and audit for infrastructure. Community Edition versions before and including 17.5.1 are vulnerable to remote authentication bypass. At time of posting, there is no available open-source patch.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制不正确
Source: CVE Program / CVE List V5
Vulnerability Title
Teleport 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Teleport是美国Teleport公司的一个识别身份、多协议的访问代理。用于工程师和安全专业人员在所有环境中统一对 SSH 服务器、Kubernetes 集群、Web 应用程序和数据库的访问。 Teleport 17.5.1及之前版本存在安全漏洞，该漏洞源于远程身份验证绕过。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

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Affected Products

Vendor Product Affected Versions CPE Subscribe
gravitational teleport <= 17.5.1 -

II. Public POCs for CVE-2025-49825

# POC Description Source Link Shenlong Link
1 Teleport versions prior to 17.5.2 are vulnerable to a remote authentication bypass vulnerability. This issue allows attackers to gain unauthorized access to affected systems. https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-49825.yaml POC Details
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III. Intelligence Information for CVE-2025-49825

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IV. Related Vulnerabilities

Same product: teleport
Same weakness: CWE-863

V. Comments for CVE-2025-49825

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