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IBMCVE-2025-64649

IBM Concert: improper certificate validation

Medium5.9CVE-2025-64649 · Published Aug 28, 2026 · updated Sep 2, 2026

IBM Concert 1.0.0 through 2.3.1 could allow a remote attacker to perform unauthorized actions using man in the middle techniques due to improper certificate validation.

IBM advisory

Affected versions

PackageAffectedFixed in
Concert
Product
>= 1.0.0, <= 2.3.1No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Severity from
the vendor (its own CVE record or advisory)
Weakness
CWE-295

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