What is the CVSS score of CVE-2025-65112?

CVE-2025-65112 has a CVSS 3.1 base score of 9.4 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L. EPSS exploitation probability: 0.1%.

Which versions of Pubnet are affected by CVE-2025-65112?

Organizations using PubNet face critical risk from CVE-2025-65112, a missing authentication vulnerability rated CVSS 9.4.

Is there a public PoC exploit available for CVE-2025-65112?

Yes, a public proof-of-concept exploit is available for CVE-2025-65112. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate CVE-2025-65112?

Within 24 hours: Identify all affected systems and apply vendor patches immediately. Audit authentication configurations and rotate any potentially compromised credentials.

Pubnet CVE-2025-65112

CRITICAL

Missing Authentication for Critical Function (CWE-306)

2025-11-29 security-advisories@github.com

Authentication Bypass Privilege Escalation Pubnet

9.4

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

9.4 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:24 vuln.today

PoC Detected

Dec 03, 2025 - 21:51 vuln.today

Public exploit code

CVE Published

Nov 29, 2025 - 01:16 nvd

CRITICAL 9.4

DescriptionGitHub Advisory

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.

AnalysisAI

PubNet is a self-hosted Dart & Flutter package service. Rated critical severity (CVSS 9.4), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Missing Authentication for Critical Function (CWE-306), which allows attackers to access critical functionality without authentication. 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. Affected products include: Ricardoboss Pubnet. Version information: version 1.1.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Require authentication for all sensitive operations, implement defense in depth.

CVE-2025-65112 vulnerability details – vuln.today

Back