IBM DataPower Gateway: Schwachstelle ermöglicht Denial of Service
WID-SEC-2026-1024 · first 09.04.2026 · updated 09.04.2026 · CVSS 7,5
What it is about
Das DataPower Gateway ist eine Software zur Unterstützung von Unternehmen bei der Erfüllung der Sicherheits- und Integrationsanforderungen. Ein entfernter, anonymer Angreifer kann eine Schwachstelle in IBM DataPower Gateway ausnutzen, um einen Denial of Service Angriff durchzuführen.
Under what conditions?
Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial of Service Angriff durchzuführen
Am I affected?
Affected according to the BSI:
- IBM DataPower Gateway <11.0.0.0
- IBM DataPower Gateway <10.6.0.9
- IBM DataPower Gateway <10.5.0.21
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Update to at least:
- IBM DataPower Gateway 11.0.0.0
- IBM DataPower Gateway 10.6.0.9
- IBM DataPower Gateway 10.5.0.21
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
CVE: CVE-2026-25541
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.