IBM InfoSphere Data Replication vulnerabilities

2 CVEs affecting IBM InfoSphere Data Replication, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2024-56468, published 2025-07-08.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2020-4821, published 2021-07-16. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. IBM InfoSphere Data Replication 11.4 and IBM InfoSphere Change Data Capture for z/OS 10.2.1, under certain configurations, could allow a user to bypass authentication mechanisms using an empty…
• CVE-2024-56468, published 2025-07-08. Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days. IBM InfoSphere Data Replication VSAM for z/OS Remote Source 11.4 could allow a remote user to cause a denial of service by sending an invalid HTTP request to the log reading service.