CVE-2026-53566

Out-of-bounds memory read

Published Jul 14, 2026 CVSS 4.0 · 6.8 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Citrix
Citrix secure Access Client
Vendors & Products Citrix
Citrix secure Access Client
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Out-of-bounds memory read
Weaknesses CWE-125
References
Metrics cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Citrix
Published
Updated
Jul 14, 2026, 1:56 PM
Reserved
Jun 9, 2026, 6:32 PM
Status
Awaiting Analysis
Published
Jul 14, 2026, 2:16 PM
Modified
Oct 24, 2026, 9:10 PM