CVE-2021-27103
Accellion FTA Server-Side Request Forgery (SSRF) Vulnerability
MITRE ATT&CK techniques
How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.
Summary
Accellion FTA contains a server-side request forgery (SSRF) vulnerability exploited via a crafted POST request to wmProgressstat.html.
Affected software
Vendor: Accellion · Product: FTA
Weakness types (CWE):
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Accellion
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2021-27104 | Accellion FTA OS Command Injection Vulnerability | 56.4% | Yes |
| CVE-2021-27101 | Accellion FTA SQL Injection Vulnerability | 6.0% | Yes |
| CVE-2021-27102 | Accellion FTA OS Command Injection Vulnerability | 3.6% | Yes |
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