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No exploitation reported

CVE-2026-6930

IBM Concert Software Risky Cryptographic Algorithm

No exploitation reported by the sources we read.

  • Published2026-10-19
  • WeaknessCWE-327

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

IBM Concert 1.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.

Timeline

dates in UTC
  1. 2026-10-1917:17CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-6930?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-6930?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Ibm concertversion to verify
BranchAffectedFixed in
3.0≥ 1.0.0, ≤ 3.0.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA1 product

As ibm, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • IBM Concertother versions: not affected
    Affected
    • ≥ 1.0.0, ≤ 3.0.0no fix statedsemver

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-10-19

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2026-10-19
Last Modified
2026-11-03
NVD status
Analyzed
GitHub Advisory
GHSA-wcgf-jf66-4mqx

Frequently asked questions

What is CVE-2026-6930?

IBM Concert 1.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.

Is CVE-2026-6930 actively exploited?

Active exploitation of CVE-2026-6930 has not been confirmed. Its EPSS score was 0.1% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-6930?

CVE-2026-6930 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record