CVE-2026-76432 PUBLISHED

Cisco Identity Services Engine Arbitrary File Write Vulnerability

Assigner: cisco
Reserved: 19.08.2026 Published: 16.09.2026 Updated: 16.09.2026

A vulnerability in the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker with administrative-level privileges to write arbitrary files on an affected device.

This vulnerability exists because the affected software does not properly validate directory traversal character sequences in a user-supplied file path during the upload process. An attacker could exploit this vulnerability by uploading a crafted file to the affected system. A successful exploit could allow the attacker to write files to an arbitrary location on the affected system.

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVSS Score: 4.9

Product Status

Vendor Cisco
Product Cisco Identity Services Engine Software
Versions Default: unknown
  • Version 3.1.0 is affected
  • Version 3.1.0 p1 is affected
  • Version 3.1.0 p3 is affected
  • Version 3.1.0 p2 is affected
  • Version 3.2.0 is affected
  • Version 3.1.0 p4 is affected
  • Version 3.1.0 p5 is affected
  • Version 3.2.0 p1 is affected
  • Version 3.1.0 p6 is affected
  • Version 3.2.0 p2 is affected
  • Version 3.1.0 p7 is affected
  • Version 3.3.0 is affected
  • Version 3.2.0 p3 is affected
  • Version 3.2.0 p4 is affected
  • Version 3.1.0 p8 is affected
  • Version 3.2.0 p5 is affected
  • Version 3.2.0 p6 is affected
  • Version 3.1.0 p9 is affected
  • Version 3.3 Patch 2 is affected
  • Version 3.3 Patch 1 is affected
  • Version 3.3 Patch 3 is affected
  • Version 3.4.0 is affected
  • Version 3.2.0 p7 is affected
  • Version 3.3 Patch 4 is affected
  • Version 3.4 Patch 1 is affected
  • Version 3.1.0 p10 is affected
  • Version 3.3 Patch 5 is affected
  • Version 3.3 Patch 6 is affected
  • Version 3.4 Patch 2 is affected
  • Version 3.3 Patch 7 is affected
  • Version 3.4 Patch 3 is affected
  • Version 3.5.0 is affected
  • Version 3.4 Patch 4 is affected
  • Version 3.3 Patch 8 is affected
  • Version 3.2 Patch 8 is affected
  • Version 3.5 Patch 1 is affected
  • Version 3.3 Patch 9 is affected
  • Version 3.2 Patch 9 is affected
  • Version 3.4 Patch 5 is affected
  • Version 3.5 Patch 3 is affected
  • Version 3.5 Patch 2 is affected
  • Version 3.3 Patch 10 is affected
  • Version 3.3 Patch 11 is affected
  • Version 3.4 Patch 6 is affected
  • Version 3.2 Patch 10 is affected
  • Version 3.1.0 p72 is affected
  • Version 3.1.0 p11 is affected
Vendor Cisco
Product Cisco ISE Passive Identity Connector
Versions Default: unknown
  • Version 3.2.0 is affected
  • Version 3.1.0 is affected
  • Version 3.3.0 is affected
  • Version 3.4.0 is affected
  • Version 3.5.0 is affected

Exploits

The Cisco PSIRT is aware that a public announcement is available for the vulnerabilities that are described in this advisory.

The Cisco PSIRT is not aware of any malicious use of the vulnerabilities that are described in this advisory.

References

Problem Types

  • Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') cwe