CVE-2025-12767: Multiple Vulnerabilities in IBM Concert Software

Published Sep 22, 2026
·
Updated

IBM Concert 1.0.0 through 3.0.0 could allow a remote attacker to cause a denial of service using a specially crafted regular expression that would cause excessive resource consumption.

Other sources

IBM Concert Software could allow a remote attacker to cause a denial of service using a specially crafted regular expression that would cause excessive resource consumption.

IBM

Affected Software

1 affected component
IBM Concert Software<=1.0.0-3.0.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade IBM Concert Software to a version that resolves this vulnerability.

    Fixed in 3.0.1.1

Event History

Sep 22, 2026
CVE Published
via IBM·12:00 AM
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software
CVE Published
via MITRE·09:20 PM
Data Sourced
via MITRE·09:20 PM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·10:17 PM
DescriptionSeverityWeakness

Parent advisories

This vulnerability appears in the following advisories.

Frequently Asked Questions

1

Which IBM Concert versions are affected?

IBM Concert versions 1.0.0 through 3.0.0 are identified as affected.

2

Does exploitation require authentication or user interaction?

No. The supplied vector indicates network-based exploitation with low attack complexity, no privileges required, and no user interaction.

3

What is the expected impact of a successful attack?

A remote attacker can cause denial of service by submitting a specially crafted regular expression that consumes excessive resources. The supplied severity vector indicates availability impact only, with no confidentiality or integrity impact.

Contact

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