CVE-2026-15661 json
IBM Concert Software Improper Output Neutralization for Logs
published 21d ago modified 6d ago also EUVD-2026-104487
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 15%
- public exploits
- 0
- none known
Summary
IBM Concert 1.0 through 3.0.0 could allow an unauthorized user to inject data into log messages due to improper neutralization of special elements when written to log files.
Patch / fix
- ibm.com/support/pages/node/7292374 advisory
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 18d ago
Exploit prediction
0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
Affected products
- IBM Concert
Classification
- Weakness
-
- CWE-117 Improper Output Neutralization for Logs
References
-
ibm.com
/support/pages/node/7292374
vendor-advisory, patch
Sources
- CVE List CVE-2026-15661
- NVD CVE-2026-15661
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