CVE-2026-20148
Last modified
CVE-2026-20148 is a medium-severity vulnerability rated 4.9/10 on the CVSS scale. A vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to perform path traversal attacks on the underlying operating system and read arbitrary files. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to improper validation of user-supplied input. EPSS estimates a 9.21% chance of exploitation in the next 30 days.
Description
A vulnerability in Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to perform path traversal attacks on the underlying operating system and read 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 on the affected system.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Identity Services Engine | < 3.1 |
| Cisco | Identity Services Engine | 3.1.0 |
| Cisco | Identity Services Engine | 3.2.0 |
| Cisco | Identity Services Engine | 3.3.0 |
| Cisco | Identity Services Engine | 3.4.0 |
| Cisco | Identity Services Engine | 3.5.0 |
| Cisco | Identity Services Engine Passive Identity Connector | < 3.1.0 |
| Cisco | Identity Services Engine Passive Identity Connector | 3.1.0 |
| Cisco | Identity Services Engine Passive Identity Connector | 3.2.0 |
| Cisco | Identity Services Engine Passive Identity Connector | 3.3.0 |
| Cisco | Identity Services Engine Passive Identity Connector | 3.4.0 |
| Cisco | Identity Services Engine Passive Identity Connector | 3.5.0 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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