Weak Cryptography in IBM Concert 1.0.0–2.1.0 Risks Data Exposure

Publication date: 2026-02-02

Last updated on: 2026-02-11

Assigner: IBM Corporation

Description

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.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-02-02

Last Modified

2026-02-11

Generated

2026-07-06

AI Q&A

2026-02-03

EPSS Evaluated

2026-07-05

NVD

CVE-2025-36253

Affected Vendors & Products

Vendor	Product	Version / Range
ibm	concert	From 1.0.0 (inc) to 2.2.0 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-759	The product uses a one-way cryptographic hash against an input that should not be reversible, such as a password, but the product does not also use a salt as part of the input.

Attack-Flow Graph

Executive Summary

This vulnerability in IBM Concert versions 1.0.0 through 2.1.0 involves the use of weaker than expected cryptographic algorithms, which could allow an attacker to decrypt highly sensitive information.

Impact Analysis

The vulnerability could allow an attacker to decrypt highly sensitive information, potentially leading to unauthorized access to confidential data.

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