PULSEUnderground Intel

LIVE0signals / 24h

FEED

vulnKEV agrega CVE-2023-49105 — ownCloud / ownCloudvulnKEV agrega CVE-2026-53362 — Linux / KernelvulnKEV agrega CVE-2026-66384 — JFrog / ArtifactoryvulnKEV agrega CVE-2021-23758 — Ajax.NET Professional / Ajax.NET ProfessionalvulnKEV agrega CVE-2015-3246 — Red Hat / LibuservulnKEV agrega CVE-2015-5287 — Red Hat / Automatic Bug Reporting ToolvulnKEV agrega CVE-2022-0995 — Linux / KernelvulnKEV agrega CVE-2026-8452 — Citrix / NetScaler ADC and NetScaler GatewayvulnKEV agrega CVE-2019-1068 — Microsoft / SQL ServervulnKEV agrega CVE-2026-60004 — Gitea / GiteavulnKEV agrega CVE-2026-21962 — Oracle / HTTP Server and Oracle Weblogic Server Proxy Plug-invulnKEV agrega CVE-2026-73570 — Synacor / Zimbra Collaboration Suite (ZCS)vulnKEV agrega CVE-2026-72530 — TrueConf / ServervulnKEV agrega CVE-2026-72529 — TrueConf / ServervulnKEV agrega CVE-2023-49105 — ownCloud / ownCloudvulnKEV agrega CVE-2026-53362 — Linux / KernelvulnKEV agrega CVE-2026-66384 — JFrog / ArtifactoryvulnKEV agrega CVE-2021-23758 — Ajax.NET Professional / Ajax.NET ProfessionalvulnKEV agrega CVE-2015-3246 — Red Hat / LibuservulnKEV agrega CVE-2015-5287 — Red Hat / Automatic Bug Reporting ToolvulnKEV agrega CVE-2022-0995 — Linux / KernelvulnKEV agrega CVE-2026-8452 — Citrix / NetScaler ADC and NetScaler GatewayvulnKEV agrega CVE-2019-1068 — Microsoft / SQL ServervulnKEV agrega CVE-2026-60004 — Gitea / GiteavulnKEV agrega CVE-2026-21962 — Oracle / HTTP Server and Oracle Weblogic Server Proxy Plug-invulnKEV agrega CVE-2026-73570 — Synacor / Zimbra Collaboration Suite (ZCS)vulnKEV agrega CVE-2026-72530 — TrueConf / ServervulnKEV agrega CVE-2026-72529 — TrueConf / Server

CVE Watch—

CVE-2021-27104

Accellion FTA OS Command Injection Vulnerability

CVSS

—

No CVSS

EPSS

56.4%

p99

KEV

YES

Nov 3, 2021

Exploit Today

80

0-100

Published: — · Last modified: —

EPSS · 30d

56.4%EPSS · 30 days56.4%

2026-08-022026-08-31

KEV catalog record

Product

Accellion / FTA

Vulnerability

Accellion FTA OS Command Injection Vulnerability

Added to KEV

Nov 3, 2021

Remediate by

Nov 17, 2021

Known ransomware use

Yes

Summary description

Accellion FTA contains an OS command injection vulnerability exploited via a crafted POST request to various admin endpoints.

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-27104

Related CVEs

CVECVSSEPSSKEVRExploitTitleMod.

CVE-2021-27103—

KEV—79Accellion FTA Server-Side Request Forgery (SSRF) Vulnerability—CVE-2021-27101—

KEV—78Accellion FTA SQL Injection Vulnerability—CVE-2021-27102—

KEV—77Accellion FTA OS Command Injection Vulnerability—