CVE-2026-76446
Medium
Description
A vulnerability in an API of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read specific files on the underlying operating system of an affected device. This vulnerability is due to improper restriction of XML external entity references. An attacker could exploit this vulnerability by sending a crafted request to an affected device. A successful exploit could allow the attacker to read specific files on the affected system that the underlying process has permission to access.
SeverityMedium
CVSS4.9
Exploit probability—
Product
Cisco Identity Services Engine
PublishedSep 16, 2026
First seenSep 16, 2026
Weakness typeCWE-611XML external entity (XXE)
How to fix
Update
- cisco identity_services_engine3.3.0 or later
- cisco identity_services_engine_passive_identity_connector3.3.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco identity_services_engine | v < 3.3.0, 3.3.0, 3.4.0, 3.5.0 | 3.3.0 |
| cisco identity_services_engine_passive_identity_connector | v < 3.3.0, 3.3.0, 3.4.0 | 3.3.0 |
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