What is CVE-2016-2353?

CVE-2016-2353 is a high-severity vulnerability in Accellion File Transfer Appliance, classified under CWE-264. CVSS score: 7.8/10. Published 2016-05-07.

How severe is CVE-2016-2353?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Accellion File Transfer Appliance

CVE-2016-2353

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.

Published 2016-05-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.005 (38.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Accellion File Transfer Appliance

Weakness classification (CWE)

CWE-264

References

devco.re/blog/2016/04/21/how-I-hacked-facebook-and-found-someones-backdoor-scri… (Exploit)
www.kb.cert.org/vuls/id/505560 (US Government Resource, Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2016-2353?: CVE-2016-2353 is a high-severity vulnerability in Accellion File Transfer Appliance, classified under CWE-264. CVSS score: 7.8/10. Published 2016-05-07.
How severe is CVE-2016-2353?: High severity. CVSS v3 base score is 7.8 out of 10.