CVE-2026-20146

MEDIUM CVSS 3.1: 5.5 EPSS 0.34%
Updated Jul 16, 2026
Cisco
Parameter Value
CVSS 5.5 (MEDIUM)
Affected Versions before 3.3.0
Fixed In 3.3.0
Type CWE-22 (Path Traversal)
Vendor Cisco
Public PoC No

A vulnerability in Cisco Identity Services Engine (ISE) and Cisco ISE Passive Identity Connector (ISE-PIC) could allow an authenticated, remote attacker to perform path traversal attacks on the underlying operating system to either read or delete arbitrary files. To exploit this vulnerability, the attacker must have valid administrative credentials.  This vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system.

A successful exploit could allow the attacker to access sensitive files or delete arbitrary files on the affected system.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products 48

Configuration From (including) Up to (excluding)
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:*:*:*:*:*:*:*:*
3.3.0
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch10:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch11:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch3:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch4:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch5:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch6:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch7:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch8:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.3.0:patch9:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch3:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch4:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch5:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.4.0:patch6:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.5.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.5.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.5.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine_Passive_Identity_Connector
cpe:2.3:a:cisco:identity_services_engine_passive_identity_connector:3.5.0:patch3:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:*:*:*:*:*:*:*:*
3.3.0
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch10:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch11:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch3:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch4:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch5:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch6:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch7:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch8:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.3.0:patch9:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch3:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch4:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch5:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.4.0:patch6:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.5.0:-:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch1:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch2:*:*:*:*:*:*
Cisco Identity_Services_Engine
cpe:2.3:a:cisco:identity_services_engine:3.5.0:patch3:*:*:*:*:*:*