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High · CVSS 8.5CVE-2026-53562

Local Privilege EscalationCVE-2026-53562

Answer in brief

CVE-2026-53562 records a High severity (CVSS 8.5) vulnerability in Local Privilege Escalation. The current sources do not mark it as known exploited. The current feed maps Citrix/UniconOS (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Oct 13, 2026Updated Oct 13, 2026Source checked Oct 13, 2026First seen by HOL Oct 13, 2026Material review Oct 13, 2026
Upstream Advisory

Key facts

Risk
High · CVSS 8.5
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 8.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Citrix/UniconOS (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
Citrix/UniconOSgeneric*Not reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for Citrix/UniconOS.
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Oct 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Oct 13, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Oct 13, 2026

Sources and claim methodology

  • Source referencesupport.citrix.com
Upstream source 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.

Quoted source text, attributed separately from HOL analysis.

Related CVEs

  • odt2spip < 4.4.0 OS Command Injection via Document FilenameSame generic ecosystem
  • Docker Hub account conversion could reassign an active personal access token to another userSame generic ecosystem
  • dataclasses-avroschema allows code injection through generated field-default literalsSame generic ecosystem
  • dataclasses-avroschema allows code injection through record names in generated default factoriesSame generic ecosystem
  • dataclasses-avroschema allows code injection through generated Meta.schema_nameSame generic ecosystem
  • dataclasses-avroschema record documentation can terminate generated class docstringsSame generic ecosystem

Record context

Vulnerability class
Path Traversal
EPSS
Not reported
CWE IDs
CWE-59
Source
CVE List V5
Source checked
Oct 13, 2026
References
1 linked source
Open source record