Insufficiently Protected Credentials in Cisco Identity Services Engine and ISE-PIC
CVE-2026-20234

9.9CRITICAL

Key Information:

Vendor

Cisco
Status
Cisco Identity Services Engine Software
Cisco Ise Passive Identity Connector
Vendor
CVE Published:
16 September 2026

Badges

👾 Exploit Exists

What is CVE-2026-20234?

A comprehensive security review of Cisco Identity Services Engine (ISE) and its Passive Identity Connector (ISE-PIC) revealed vulnerabilities associated with the inadequate protection of sensitive credentials. These vulnerabilities, part of the Common Weakness Enumeration (CWE) Pillar CWE-522, necessitate prompt attention to mitigate risks of unauthorized access and potential data breaches. Cisco has implemented a software hardening release to enhance security and address these vulnerabilities.

Affected Version(s)

Cisco Identity Services Engine Software 3.1.0

Cisco Identity Services Engine Software 3.1.0 p1

Cisco Identity Services Engine Software 3.1.0 p3

References

https://sec.cloudapps.cisco.com/security/center/content/C...

CVSS V3.1

Score:
9.9
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Changed

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

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