Which versions of Petlibro are affected by CVE-2025-3646?

Organizations using Petlibro Smart Pet Feeder Platform versions up to 1.7.31 face moderate risk from CVE-2025-3646, a missing authentication vulnerability rated CVSS 7.3.

How to fix or mitigate CVE-2025-3646?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Audit authentication configurations and rotate any potentially compromised credentials.

Petlibro CVE-2025-3646

Q: What is the CVSS score of CVE-2025-3646?

CVE-2025-3646 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.1%.

MEDIUM

Missing Authentication for Critical Function (CWE-306)

2026-01-04 disclosure@vulncheck.com

Authentication Bypass Petlibro

6.9

CVSS 4.0 · Vendor: vulncheck

Severity by source

Vendor (vulncheck) PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from Vendor (vulncheck) · only source for this CVE.

CVSS VectorVendor: vulncheck

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Severity Changed

Jul 20, 2026 - 23:22 NVD

HIGH MEDIUM

CVSS changed

Jul 20, 2026 - 23:22 NVD

7.3 (HIGH) 6.9 (MEDIUM)

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Jan 04, 2026 - 00:15 nvd

HIGH 7.3

DescriptionCVE.org

Petlibro Smart Pet Feeder Platform versions up to 1.7.31 contains an authorization bypass vulnerability that allows unauthorized users to add users as shared owners to any device by exploiting missing permission checks. Attackers can send requests to the device share API to gain unauthorized access to devices and view owner information without proper authorization validation.

AnalysisAI

Petlibro versions up to 1.7.31 is affected by missing authentication for critical function (CVSS 7.3).

Technical ContextAI

This vulnerability (CWE-306: Missing Authentication for Critical Function) affects Petlibro. Petlibro Smart Pet Feeder Platform versions up to 1.7.31 contains an authorization bypass vulnerability that allows unauthorized users to add users as shared owners to any device by exploiting missing permission checks. Attackers can send requests to the device share API to gain unauthorized access to devices and view owner information without proper authorization validation.