Assessment
Why it matters
EPSS is 1.0%; technical severity is CVSS 9.8.
IBM App Connect Enterprise 13.0.1.0 through 13.0.7.2, and 12.0.1.0 through 12.0.12.27 could allow a remote attacker to execute arbitrary commands due to improper neutralization of CRLF characters.
Who should care
- Teams operating App Connect Enterprise
- Vulnerability and exposure management teams
- Security operations teams monitoring exploitation activity
Response plan
What I would do
- Confirm whether App Connect Enterprise is present in the environment.
- Identify affected versions and establish whether vulnerable services are exposed or reachable.
- IBM Security advisory 7281897
- Review relevant security telemetry for evidence of attempted or successful exploitation.
- Document the remediation decision and track it to verified completion.
Treatment intelligence
Remediation intelligence
Vendor sources are listed before government and third-party guidance. Confirm product applicability and change prerequisites before deployment.
Verification noteAutomated link verification has not completed for this guidance yet.
Technical details
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CWE
- CWE-78
- Affected versions
- IBM App Connect Enterprise (Start Including 12.0.1.0, End Excluding 12.0.12.28 | Start Including 13.0.1.0, End Excluding 13.0.8.0)
- Fixed versions
- IBM App Connect Enterprise (Fixed from 12.0.12.28, 13.0.8.0)
- Published
- 30 July 2026
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
Signal timeline
- CVE published
- Latest EPSS score: 1.0%
- Signal calculated at 15