CVE Catalog

Actively exploited in the wild

Cisco Identity Services Engine Injection Vulnerability

Cisco - Identity Services Engine · Listed in the CISA KEV since 2025-07-28. This indicates confirmed attacks in production environments.

Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

CVE-2025-20337

CriticalCVSS 10.0KEV
Published: Updated: Translated: NVD NIST

Summary

A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying operating system as root. The attacker does not require any valid credentials to exploit this vulnerability. This vulnerability is due to insufficient validation of user-supplied input.

Risk Assessment

An attacker can gain full control over the device, potentially leading to compromise of the entire network infrastructure and access to sensitive data.

Recommendation

Apply the patches provided by Cisco immediately and restrict API access to trusted networks only.

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Original NVD description (English source)

A vulnerability in a specific API of Cisco ISE and Cisco ISE-PIC could allow an unauthenticated, remote attacker to execute arbitrary code on the underlying operating system as root. The attacker does not require any valid credentials to exploit this vulnerability. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by submitting a crafted API request. A successful exploit could allow the attacker to obtain root privileges on an affected device.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS