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CVE-2026-31309

Quick assessment

Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Mysterium Network Mysterium Node是Mysterium Network团队的一个用于在 Mysterium 网络中运行节点的跨平台软件。 Mysterium Network Mysterium Node 1.36.0之前版本存在安全漏洞，该漏洞源于/tequilapi/config/user端点存在授权不当问题，可能导致未经身份验证的攻击者通过提供特制POST请求任意覆盖节点配置并完全接管节点。

AI Predicted 9.8 Difficulty: Easy EPSS 0.62% · P48

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-31309

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper authorization in the /tequilapi/config/user endpoint of Mysterium Node from v1.21.1-rc0 before v1.36.0 allows an unauthenticated attacker to arbitrarily overwrite the node's configuration and achieve a full node takeover via a crafted POST request.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mysterium Network Mysterium Node 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mysterium Network Mysterium Node是Mysterium Network团队的一个用于在 Mysterium 网络中运行节点的跨平台软件。 Mysterium Network Mysterium Node 1.36.0之前版本存在安全漏洞，该漏洞源于/tequilapi/config/user端点存在授权不当问题，可能导致未经身份验证的攻击者通过提供特制POST请求任意覆盖节点配置并完全接管节点。
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)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2026-31309

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III. Intelligence Information for CVE-2026-31309

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Patches & Fixes for CVE-2026-31309 (3)

Proof of Concept for CVE-2026-31309 (1)

Vendor Pages for CVE-2026-31309 (3)

Same Patch Batch · n/a · 2026-07-08 · 15 CVEs total

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CVE-2026-24698 Cisco RV110W 命令注入漏洞
CVE-2026-24700 Cisco RV110W 命令注入漏洞
CVE-2026-24697 Cisco RV110W 命令注入漏洞
CVE-2026-24699 Cisco RV110W 命令注入漏洞
CVE-2026-50812 SQLite 异常处理不当漏洞
CVE-2026-36027 Code27 Companion Hub 权限许可和访问控制问题漏洞
CVE-2026-36028 Code 27 Companion Hub 安全漏洞
CVE-2026-52200 u0d7i UZ801_v2.1 4G LTE Router 安全漏洞
CVE-2026-35552 CAXperts UPVWebServices 安全漏洞
CVE-2026-51535 EIPStackGroup OpENer 安全漏洞
CVE-2026-39178 SOGo 安全漏洞
CVE-2026-39179 SOGo SQL注入漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-31309

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