Petlibro Smart Pet Feeder Platform through 1.7.31 Authorization Bypass via Device Share API

published 2026-01-03 10 mo ago modified 2026-10-07 33 d ago also EUVD-2026-0788

cvss: 7.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits: 0; none known

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.

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 10 mo ago (2026-01-05)

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	4.0	6.9	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
CNA	3.1	7.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CNA	4.0	6.9	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
NVD	3.1	8.2	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Affected products

Petlibrio Smart Pet Feeder Platform

Classification

Weakness

CWE-306 Missing Authentication for Critical Functionality

References

bobdahacker.com /blog/petlibro
third-party-advisory, technical-description, product
vulncheck.com /advisories/petlibro-smart-pet-feeder-platform-through-authorization-bypass-via-device-share-api
third-party-advisory

Sources

CVE List CVE-2025-3646
NVD CVE-2025-3646

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary