What’s Vulnerable › Vulnerabilities

CVE-2025-0364: BigAntSoft BigAnt Server Account Registration Bypass to File Upload RCE

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-02-04 · updated 2026-06-17
• Weakness: CWE-288

Description

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 products

• BigAntSoft BigAnt Server: through 5.6.06

References

• https://vulncheck.com/advisories/big-ant-upload-rce
• https://github.com/vulncheck-oss/cve-2025-0364

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