CVE-2026-1331

critical · 9.3

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.

9.3

CVSS

0.8%

EPSS (exploit prob.)

54th

EPSS percentile

2026-01-22

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/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

Weaknesses

CWE-434

Affected products

Vendor	Product	Affected versions
hamastar	meetinghub_paperless_meetings	< 2025-12-10

Check a specific version with /api/v1/cve/match.

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-1331