CVE-2026-53562 - Vulnerability Details - OpenCVE

Description

Improper link resolution before file access ('link following') vulnerability in Citrix UniconOS.

This issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.

Published: 2026-10-13

Score: 8.5 High

EPSS: n/a

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Citrix

UniconOS

affected

Version	Status	Constraints
`0`	affected	< 2607 CR
`0`	affected	< 2603 LTSR CU2

No data.

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

No advisories yet.

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697187

History

Tue, 13 Oct 2026 17:15:00 +0000

Type	Values Removed	Values Added
Description		Improper link resolution before file access ('link following') vulnerability in Citrix UniconOS. This issue affects UniconOS: before 2607 CR and before 2603 LTSR CU2.
Title		Local Privilege Escalation
Weaknesses		CWE-59
References		https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697187
Metrics		cvssV4_0 `{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: Citrix

Published: 2026-10-13T16:54:56.181Z

Updated: 2026-10-13T16:54:56.181Z

Reserved: 2026-06-09T18:32:47.375Z

Link: CVE-2026-53562

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-10-13T17:17:41.147

Modified: 2026-10-13T17:17:41.147

Link: CVE-2026-53562

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-59
Improper Link Resolution Before File Access ('Link Following')

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