CVE-2026-76434CWE-22path-traversal

CVE-2026-76434

Medium · published September 17, 2026

CVSS v3.1
4.9
EPSS
0%
Percentile
31.0
In the wild
Unconfirmed
What it is

A vulnerability in the certificate import functionality of the web-based management interface of Cisco ISE and Cisco ISE-PIC could allow an authenticated, remote attacker to read arbitrary files from the affected system. To exploit this vulnerability, the attacker must have valid administrative credentials.

This vulnerability is due to insufficient validation of user-supplied input by the affected feature. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface of an affected device. A successful exploit could allow the attacker to read arbitrary files from the affected device, which could contain sensitive information.

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
0.00382 · 31.0th percentile
Weakness
CWE-22 · Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Published
2026-09-17T01:17Z
Affected products (42)
ProductVersionsFixed in
cisco/identity_services_engine≥ 3.1.0, < 3.3.03.3.0
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cisco/identity_services_engine_passive_identity_connector≥ 3.1.0, < 3.3.03.3.0
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References (1)
EPSS history
Timeline
  • 18 SEP 04:01Z
    EPSS moved — → 0%
    epss
  • 16 SEP 20:19Z
    Cisco Identity Services Engine Arbitrary File Read Vulnerability
    cvelistv5