Is It On KEV?

Citrix ShareFile

YES - ON THE CISA KEV LIST
CVE-2021-22941

Citrix ShareFile Improper Access Control Vulnerability

CISA catalog due date2022-04-15
overdue since 2022-04-15
EPSS exploit probability (next 30 days)53.6% · 99percentile
From CVE publication to KEV listing183 days (2021-09-23 → 2022-03-25)
Remediation window (KEV listing to due date)21 days
Days on the KEV list1692 days
Date added to KEV2022-03-25
Known ransomware campaign useKnown
VendorCitrix
ProductShareFile
Weaknesses (CWE)CWE-284

Citrix: 27 entries (1.5% of all KEV entries are from this vendor); 6 added in 2026.

BOD 26-04 note: this is the date printed in the CISA catalog. A federal agency's actual deadline is set by its SSVC tier - Act (3 days), Attend (14 days), Track (60 days), or the next scheduled upgrade - counted from the KEV listing date or the date the vulnerability is identified in its environment, whichever comes first. Use the tier helper on each CVE page for your own window.

Your BOD 26-04 window (SSVC tier helper)

Your remediation window ends:

Description

Improper Access Control in Citrix ShareFile storage zones controller may allow an unauthenticated attacker to remotely compromise the storage zones controller.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-22941

References

Other KEV entries for this vendor: Citrix

Citrix - Vendors with KEV entries

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