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CVE-2025-65112— PubNet Critical Authentication Bypass Allows Unauthenticated Package Upload and Identity Spoofing

Quick assessment

Affected
ricardoboss PubNet
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.

PubNet是Ricardo Boss个人开发者的一个自托管软件包仓库。 PubNet 1.1.3之前版本存在安全漏洞，该漏洞源于/api/storage/upload端点未经验证，可能导致身份欺骗和权限提升。

CVSS 9.4 · Critical EPSS 0.48% · P40
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I. Basic Information for CVE-2025-65112

Vulnerability Information
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Vulnerability Title
PubNet Critical Authentication Bypass Allows Unauthenticated Package Upload and Identity Spoofing
Source: CVE Program / CVE List V5
Vulnerability Description
PubNet is a self-hosted Dart & Flutter package service. Prior to version 1.1.3, the /api/storage/upload endpoint in PubNet allows unauthenticated users to upload packages as any user by providing arbitrary author-id values. This enables identity spoofing, privilege escalation, and supply chain attacks. This issue has been patched in version 1.1.3.
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:L
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
PubNet 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PubNet是Ricardo Boss个人开发者的一个自托管软件包仓库。 PubNet 1.1.3之前版本存在安全漏洞，该漏洞源于/api/storage/upload端点未经验证，可能导致身份欺骗和权限提升。
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
ricardoboss PubNet < 1.1.3 -

II. Public POCs for CVE-2025-65112

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III. Intelligence Information for CVE-2025-65112

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Vendor Advisories for CVE-2025-65112 (1)

IV. Related Vulnerabilities

Same weakness: CWE-862

V. Comments for CVE-2025-65112

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