CVE-2026-53562: citrix uniconos Link Following
CVSS: 8.5v4.0HighAwaiting analysis
Published 13-10-2026Last modified 13-10-2026
Vulnerability summary
CVE-2026-53562 is a high (CVSS 8.5) Link Following vulnerability in citrix uniconos. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 4.1% of scored vulnerabilities.
CVSS score
8.5/10
010
High · v4.0 (CVE.org)EPSS score
0.15%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-10-2026PublishedVulnerability first disclosed.
- 13-10-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 2 sources · 1 versionHigh 8.5Preferred score · CVE.org (CNA)
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST8.5HighCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.15%
Chance of exploitation in the next 30 days
Percentile
4%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
14-10-202619-10-2026
EPSS score0.15%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Citrix1 product
- uniconos< 2607 CR | < 2603 LTSR CU2
1 vendor · 1 product