CRITICAL CISA KEV
CVE-2019-11634
CVSS v3
9.8
CRITICAL
EPSS Score
8.1 %
exploit probability, as of 2026-10-19
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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Affected and fixed versions
Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2019-11634 yet.
Description
Citrix Workspace App before 1904 for Windows has Incorrect Access Control.
CISA Known Exploited Vulnerability
- Date Added
- 2021-11-03
- Patch Due Date
- 2022-05-03
- Ransomware Use
- Known
Technical details
- Published
- 2019-05-22
Frequently asked questions
What is CVE-2019-11634?
Citrix Workspace App before 1904 for Windows has Incorrect Access Control.
Is CVE-2019-11634 actively exploited?
Yes. CVE-2019-11634 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-05-03.
What is the CVSS score for CVE-2019-11634?
CVE-2019-11634 has a CVSS v3 base score of 9.8 (CRITICAL severity).
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