CVE-2026-76446CWE-611xxe

CVE-2026-76446

Medium · published September 17, 2026

CVSS v3.1
4.9
EPSS
0%
Percentile
21.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.9 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00303 · 21.9th percentile
Weakness
CWE-611 · Improper Restriction of XML External Entity Reference
Published
2026-09-17T01:17Z
Affected products (42)
ProductVersionsFixed in
cisco/identity_services_engine< 3.3.03.3.0
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cisco/identity_services_engine_passive_identity_connector< 3.3.03.3.0
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References (1)
EPSS history
Timeline
  • 18 SEP 04:01Z
    EPSS moved — → 0%
    epss
  • 16 SEP 20:20Z
    Cisco Identity Services Engine External Entity Injection Vulnerability
    cvelistv5