CVE-2025-0364

BigAntSoft BigAnt Server Account Registration Bypass to File Upload RCE

BigAntSoft BigAnt Server, up to and including version 5.6.06, is vulnerable to unauthenticated remote code execution via account registration. An unauthenticated remote attacker can create an administrative user through the default exposed SaaS registration mechanism. Once an administrator, the attacker can upload and execute arbitrary PHP code using the "Cloud Storage Addin," leading to unauthenticated code execution.

Affected

BigAntSoft · BigAnt Server

CVSS v3.1 VULNCHECK

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

EPSS

1.93% chance of exploitation in the next 30 days, 80th percentile

Published

2025-02-04

Updated

2026-05-14

Proof-of-concept exploits (1)

• vulncheck-oss/cve-2025-03647★ · 2025-02-27

Security advisories

• https://vulncheck.com/advisories/big-ant-upload-rce

References

• CVE Record
• NVD entry

Related

• CVE-2020-0009
• CVE-2023-22527
• CVE-2023-25194
• CVE-2023-33246
• CVE-2023-36845
• CVE-2023-46604