Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2026-53562— Local Privilege Escalation

Quick assessment

Affected
Citrix UniconOS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Citrix UniconOS 中，存在文件访问前链接解析不当（“符号链接跟随”）漏洞。 该问题影响以下版本的 UniconOS：早于 2607 CR 的版本，以及早于 2603 LTSR CU2 的版本。

CVSS 8.5 · High

Possible ATT&CK Techniques 1 AI

T1564.004 · NTFS File Attributes

Affected Version Matrix 2

VendorProduct Version RangeStatus
Citrix UniconOS < 2607 CR affected
< 2603 LTSR CU2 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-53562

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Local Privilege Escalation
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Citrix UniconOS 0 ~ 2607 CR -

II. Public POCs for CVE-2026-53562

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-53562

请登录查看更多情报信息。

Other References for CVE-2026-53562 (1)

Same Patch Batch · Citrix · 2026-10-13 · 4 CVEs total

CVE-2026-53563 6.9 MEDIUM Persistent Command Execution
CVE-2026-84419 6.8 MEDIUM Out-of-Bounds Write
CVE-2026-53564 5.1 MEDIUM Arbitrary file read and write

IV. Related Vulnerabilities

Same product: UniconOS
Same vendor: Citrix
Same weakness: CWE-59

V. Comments for CVE-2026-53562

No comments yet

Leave a comment