CVE-2026-1331

EUVD-2026-4167
MeetingHub developed by HAMASTAR Technology has an Arbitrary File Upload vulnerability, allowing unauthenticated remote attackers to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
twcertCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 23%
Affected Products (NVD)
VendorProductVersion
hamastarmeetinghub_paperless_meetings
𝑥
< 2025-12-10
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://www.twcert.org.tw/en/cp-139-10651-ff09c-2.html
https://www.twcert.org.tw/tw/cp-132-10650-a5ee9-1.html