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cve recordcritical

CVE-2026-20181

cisco · identity services engine

Published
CVSS9.1
Severitycritical
WeaknessCWE-22
ExploitedNot in CISA KEV

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Description

A vulnerability in Cisco ISE and ISE-PIC could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to insufficient validation of user-supplied input. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to obtain user-level access to the underlying operating system and then elevate privileges to root. In single-node deployments, successful exploitation of this vulnerability could cause the affected ISE node t

References

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Our coverage of CVE-2026-20181

CVE-2026-20181high

Cisco Identity Services Engine Vulnerable to RCE via Directory Traversal

Cisco has released a security update for its Identity Services Engine (ISE) to address a critical remote code execution (RCE) vulnerability, identified as CVE-2026-20181. The flaw, which carries a CVSS score of 7.2, stems from a directory traversal vulnerability within the `zipFiles` method of the software.