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CVE-2021-27102

7.8
HIGHCVSS v3.1 Base Score
0.25%
LOW RiskEPSS (48th percentile)
KEV

Accellion FTA 9_12_411 and earlier is affected by OS command execution via a local web service call. The fixed version is FTA_9_12_416 and later.

Published: 2/16/2021
Modified: 11/3/2025
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ACTIVELY EXPLOITED IN THE WILD

This vulnerability is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

Vulnerability Name:

Accellion FTA OS Command Injection Vulnerability

Vendor / Product:

Accellion FTA

Required Action:

Apply updates per vendor instructions.

Due Date: 11/17/2021(OVERDUE)
Ransomware Campaign Use
Added to KEV:

11/3/2021

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2021-27102

Vulnerability Summary

CVSS v3 Score

7.8HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2 Score

7.2

AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Score (Exploitation Probability)

0.25%LOW Exploitation Risk
48th percentile

This vulnerability has a 0.25% probability of being exploited in the next 30 days, ranking higher than 48% of all scored CVEs.

CWE Classification

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