CVE-2026-6544: concert — Fix

Description

IBM Concert 1.0.0 through 3.0.0 allows recursive copying of directories without proper controls which can lead to unintentional inclusion of sensitive or unnecessary files and increased attack surface.

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CVSS v3.1 Score

6.2

MEDIUM

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS — Exploit Prediction

0.0012

Probability of exploitation

0.02%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-552 CWE-552

Affected Products

Vendor	Product	Versions
ibm	concert	1.0.0 — 3.0.0
linux	linux_kernel	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7288830

Frequently Asked Questions

What is CVE-2026-6544? +

IBM Concert 1.0.0 through 3.0.0 allows recursive copying of directories without proper controls which can lead to unintentional inclusion of sensitive or unnecessary files and increased attack surface. It has a CVSS v3.1 base score of 6.2 (MEDIUM).

How severe is CVE-2026-6544? +

CVE-2026-6544 has a CVSS v3.1 score of 6.2 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0012, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-6544? +

CVE-2026-6544 affects products from ibm, linux, specifically: concert, linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-6544? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-6544