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CVE-2026-20146

MEDIUM
5.5
CVSS 3.1
Description
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.

Metadata

CVE ID
CVE-2026-20146
State
PUBLISHED
Assigner
cisco
Reserved
2025-10-08 11:59 UTC
Published
2026-07-15 16:17 UTC
Last updated
2026-07-15 17:58 UTC
Primary CWE
CWE-22
Improper Limitation of a Pathname to a Restricted Directory …
Vendor / Product
Cisco / Cisco Identity Services Engine Software
Sources
cve.org  ·  NVD

Severity & Metrics

5.5 MEDIUM CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
SSVC — CISA Coordinator
Exploitation
none
Automatable
no
Tech. Impact
partial
Affected products (2)
VendorProductPlatformVersions
Cisco Cisco Identity Services Engine Software — 3.1.0, 3.1.0 p1, 3.1.0 p3, 3.1.0 p2 …
Cisco Cisco ISE Passive Identity Connector — 3.2.0, 3.1.0, 3.3.0, 3.4.0 …
Weakness (CWE)
CWESourceDescription
CWE-22 cna Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
CVSS scores (1)
ScoreSeverityVersionSourceVector
5.5 MEDIUM 3.1 cna CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
References (1)
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