TI-2025-00296 Aliases CVE-2025-0364 GHSA-cmgj-xph9-cc49

BigAntSoft BigAnt Server Account Registration Bypass to File Upload RCE

HIGH 82CWE-288Published 2025-02-04 · Updated 2026-05-14

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: High · High · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-288.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV

EPSS 0.0193 80th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: Poc
Automatable: Yes
Technical impact: Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
BigAntSoft	BigAnt Server	up to 5.6.06	—	No fix listed	CNA

BigAnt Server VendorBigAntSoft Affected up to 5.6.06 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:bigantsoft:bigant_server::::::::	up to 5.6.06	Vulnerable	BigAntSoft

cpe:2.3:a:bigantsoft:bigant_server:*:*:*:*:*:*:*:* Versions up to 5.6.06 Vulnerable ·BigAntSoft

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2025-0364
2026-10-03 Alias added: GHSA-cmgj-xph9-cc49

References

Exploit 1

https://github.com/vulncheck-oss/cve-2025-0364

TI-2022-07454 BigAnt Software BigAnt Server v5.6.06 was discovered to be vulnerable to directory traversal attacks. CVSS 3.1HIGH 7.5
TI-2022-07453 BigAnt Software BigAnt Server v5.6.06 was discovered to contain incorrect access control issues. CVSS 3.1HIGH 8.8
TI-2022-07456 BigAnt Software BigAnt Server v5.6.06 was discovered to contain a Cross-Site Request Forgery (CSRF). CVSS 3.1HIGH 8.8
TI-2022-07458 An issue in BigAnt Software BigAnt Server v5.6.06 can lead to a Denial of Service (DoS). CVSS 3.1HIGH 7.5
TI-2022-07452 BigAnt Software BigAnt Server v5.6.06 was discovered to contain incorrect access control. CVSS 3.1HIGH 7.5
TI-2022-09673 BigAnt Server v5.6.06 was discovered to contain an incorrect access control issue. CVSS 3.1HIGH 7.5

See all 9 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences