Session Fixation Vulnerability in IBM Security Verify Directory by IBM
CVE-2026-8639

8.8HIGH

Key Information:

Vendor

IBM
Status
Security Verify Directory
Verify Directory
Vendor
CVE Published:
8 November 2026

What is CVE-2026-8639?

IBM Security Verify Directory versions 10.0.0 through 10.0.4 and version 11.0.0 are susceptible to a session fixation vulnerability. This allows an attacker to create a valid session, after which they can hijack an authenticated user's session, leading to unauthorized access to the directory management console. Users are advised to apply the available patches to secure their systems against this potential exploit.

Affected Version(s)

Security Verify Directory 10.0.0 <= 10.0.4

Verify Directory 11.0.0

References

https://www.ibm.com/support/pages/node/7293828
vendor-advisorypatch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.