Quick answers
- Is CVE-2026-89128 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-89128 being exploited in the wild.
- How severe is CVE-2026-89128?
- Medium severity, with a CVSS score of 5.3, published 10 November 2026.
- Which products and versions are affected?
- SAP NetWeaver AS Java.
- Is there a fix for CVE-2026-89128?
- No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
- How is CVE-2026-89128 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-89128?
- Check whether you run SAP NetWeaver AS Java. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.
Technical details
The vulnerability is a broken access control flaw in SAP NetWeaver AS Java that allows unauthenticated invocation of SOAP operations over HTTP. Affected SOAP services lack proper authentication enforcement, permitting any network-connected attacker to invoke them and access information they return. The attack requires only network access to the HTTP endpoint; no authentication credentials or user interaction is needed.
Affected products
- SAP NetWeaver AS Java
Timeline
- 2026-11-10: disclosed