Vulnerability · 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.
Published Oct 19, 2026 · catalog updated Nov 3, 2026 · IBM Concert 1.0 through
Last checked Nov 4, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2026-6930. EPSS is 0.15%. Act only if a listed version of IBM Concert 1.0 through is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (IBM Concert 1.0 through).
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-6719 · High
- CVE-2026-4413 · Medium
- CVE-2026-4405 · Low
- CVE-2026-3628 · Medium
- CVE-2026-3303 · Low
- Severity
- High7.5
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.15%
- Remediation
- Version ranges on file
- Affected products
- cpe ibm/concert
IBM Concert 1.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe ibm/concert>= 1.0.0, <= 3.0.0
How to fix CVE-2026-6930
Upgrade
CVE-2026-6930 lists a fix boundary at 3.0.0. Compare the installed build with that boundary before you change production.
Version check
Affected <= 3.0.0
Advisory
Open the cve_org record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-6930. EPSS is 0.15%. Act only if a listed version of IBM Concert 1.0 through is installed.
Which versions are affected?
Compare what you have installed with >= 1.0.0, <= 3.0.0. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-327: Use of a Broken or Risky Cryptographic Algorithm. EPSS 0.15%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Oct 19, 2026 · NIST NVD
Detected
IBM Concert 1.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
Nov 3, 2026 · NIST NVD
Updated
IBM Concert 1.0 through 3.0.0 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information.
Sources
- CVE.orgVulnerability recordCVE-2026-6930
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-6930
30-day exploitation probability 0.15%
first.org - NIST NVDVulnerability recordCVE-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.
nvd.nist.gov
References
Freshness
Last verified in this catalog Nov 4, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 4, 2026
- CVE.orgNov 4, 2026
- NIST NVDNov 3, 2026