CVE-2025-27909 – IBM Concert Software CORS Privilege Escalation

The following table lists the changes that have been made to the
CVE-2025-27909 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    Aug. 18, 2025

    Action Type Old Value New Value
    Added Description IBM Concert Software 1.0.0 through 1.1.0 uses cross-origin resource sharing (CORS) which could allow an attacker to carry out privileged actions as the domain name is not being limited to only trusted domains.
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
    Added CWE CWE-942
    Added Reference https://www.ibm.com/support/pages/node/7242354
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