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7.5

IBM Concert uses weak encryption, puts sensitive data at risk

CVE-2025-36253 · published 9 months ago
Summary

IBM Concert versions 1.0.0 through 2.1.0 use outdated encryption methods, which could allow attackers to access sensitive information. This is a serious security risk for any organization using this software, as it could lead to unauthorized access to confidential data. To protect your data, update to a newer version of IBM Concert that uses more secure encryption methods.

What to do
  • Update ibm concert to version 2.2.0 or later.
Affected software
VendorProductAffected versions
ibm concert >= 1.0.0, < 2.2.0
cpe:2.3:a:ibm:concert:*:*:*:*:*:*:*:*
Original advisory text
IBM Concert 1.0.0 through 2.1.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
IBM Concert 1.0.0 through 2.1.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit
  • Gives an attacker partial control
Severity
7.5 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-759Use of a One-Way Hash without a Salt
Timeline
Published2 Feb 2026
Updated4 Nov 2026
First seen6 Mar 2026
Sources
CVE-2025-36253 · NVD
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