The Accellion File Transfer Appliance (FTA) before FTA_9_12_40 allows local users to add an SSH key to an arbitrary group, and consequently gain privileges, via unspecified vectors.
Conclusion & alert: CVE-2016-2353 is rated Exploit Available (59.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.47%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.10% | 0.47% | +0.38% |
| 2 | 2025-12-09 | 0.04% | 0.10% | +0.05% |
| 3 | 2025-03-30 | — | 0.04% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 3.0 | HIGH |
|
1.8 | 5.9 | [email protected] |
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
: <a href="https://cwe.mitre.org/data/definitions/276.html">CWE-276: Incorrect Default Permissions</a>
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| accellion | file_transfer_appliance | <= 9_11_210 | cpe:2.3:a:accellion:file_transfer_appliance:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://devco.re/blog/2016/04/21/how-I-hacked-facebook-and-found-someones-backdoor-script-eng-ver/ | Exploit |
| http://www.kb.cert.org/vuls/id/505560 | Third Party Advisory US Government Resource |