Medium severity · published Jul 14, 2026
CVE-2026-53566
Out-of-bounds memory read
6.8
CVSS
0.2%
EPSS
No
On KEV
Description
Out-of-bounds read vulnerability in Citrix Citrix Secure Access Client for Windows.
This issue affects Citrix Secure Access Client for Windows: before 26.6.1.20.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CS
Citrix Secure Access Client for Windows · Citrix
before 26.6.1.20 · source: vendor
Affected product
CS
Citrix Secure Access Client for Windows
Citrix