CVE-2026-17443
IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs
02 Description
IBM App Connect Enterprise and IBM Integration Bus for z/OS Adapter nodes are vulnerable to multiple CVEs
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.40% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 34.2% of scored records. A rank, not a probability.
- NVD base score
- 6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-09-09.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-04 16:33Z1 MO AGO
- Last updated
- 2026-09-04 17:31Z1 MO AGO
- Reserved
- 2026-07-25
- Assigning CNA
- ibm
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
- Weaknesses
- CWE-611Improper Restriction of XML External Entity ReferenceBase
- Data version
- 5.2
- Document digest
- 604a62706682b0d967e938fde196e293dcd1004d958a55783a13542e0cebc130
05 Affected products
06 References
07 Remediation
IBM strongly recommends addressing the vulnerability/vulnerabilities now by applying the appropriate fix to IBM App Connect Enterprise and IBM Integration Bus for z/OS Affected Product(s)Version(s)APAR Remediation / Fixes IBM App Connect Enterprise13.0.1.0 - 13.0.8.1IT49773 The APAR (IT49773) is available from IBM App Connect Enterprise v13- Fix Pack Release 13.0.8.2 https://www.ibm.com/support/pages/node/7285177 IBM App Connect Enterprise12.0.1.0 - 12.0.12.28IT49773 The APAR (IT49773) is available from IBM App Connect Enterprise v12- Fix Pack Release 12.0.12.29 https://www.ibm.com/support/pages/node/7284253 IBM Integration Bus for z/OS10.1.0.0 - 10.1.0.7IT49773 Interim Fix for APAR (IT49773) is available to apply to 10.1.0.7 from IBM Fix Central https://www.ibm.com/support/fixcentral/swg/selectFixes