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Product
Threat intelligence API
Get started
Live feed
Recipes
Free feeds
CLI & agents
The data
Incident records
Dark web
Validated IOCs
Vulnerabilities
Entity graph
For teams
For service providers
Use cases
About ThreatCluster
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Examples on GitHub
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Improper Input Validation
Vulnerability
Threat entity extracted from intelligence sources
Entities
›
vulnerability
›
Improper Input Validation
Frequency
1
occurrences
First Seen
August 27, 2026
Last Seen
August 27, 2026
API
Overview
Recent Events
Profile
Profile
MITRE ATT&CK
1 / 2
Related CVEs
CVE-2026-77537
CVE-2026-77538
CVE-2026-77549
CVE-2026-77550
CVE-2026-77554
MITRE Techniques
T1059 - Command and Scripting Interpreter
T1068 - Exploitation for Privilege Escalation
Affected Platforms
UniFi Connect Application
UniFi OS
UniFi OS Devices
UniFi Protect Application
UniFi Talk Application
-
REC
Recon
No techniques detected
-
RD
Resource Dev
No techniques detected
-
IA
Initial Access
No techniques detected
1
EX
Execution
T1059 - Command and Scripting Interpreter
-
PE
Persistence
No techniques detected
1
PE
Priv Esc
T1068 - Exploitation for Privilege Escalation
-
DE
Defense Evasion
No techniques detected
-
CA
Cred Access
No techniques detected
-
DI
Discovery
No techniques detected
-
LM
Lateral Mov
No techniques detected
-
CO
Collection
No techniques detected
-
C2
C2
No techniques detected
-
EX
Exfil
No techniques detected
-
IM
Impact
No techniques detected
2
techniques detected across
2
tactics
Related Clusters (1)
Ubiquiti Patches Three Critical Vulnerabilities in UniFi Products
Aug 26
·
17 sources
73
Related Articles (1)
CC-4837
Digital.Nhs.Uk
·
Aug 27
Related Entities
Authentication Bypass
Command Injection
Privilege Escalation
CVE-2026-77537
CVE-2026-77538
CVE-2026-77549
CVE-2026-77550
CVE-2026-77554
CWE-20 - Improper Input Validation
CWE-77 - Command Injection
T1059 - Command and Scripting Interpreter
T1068 - Exploitation for Privilege Escalation
