Quick answers
- Is CVE-2026-101558 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-101558 being exploited in the wild.
- How severe is CVE-2026-101558?
- Medium severity, with a CVSS score of 6.1, published 20 October 2026.
- Which products and versions are affected?
- Oracle E-Business Suite Purchasing 12.2.3-12.2.15.
- Is there a fix for CVE-2026-101558?
- 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-2026-101558 attacked?
- It is attacked over the network, in a web application.
- Am I affected by CVE-2026-101558?
- Check whether you run Oracle E-Business Suite Purchasing at an affected version. 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
An easily exploitable vulnerability in the Oracle Purchasing Approvals component allows unauthenticated network-based access via HTTP. The vulnerability requires user interaction from a person other than the attacker, and while located in Purchasing, its scope spans to additional products. Successful exploitation yields unauthorized read, insert, update, and delete access to Purchasing data.
Affected products
- Oracle E-Business Suite Purchasing 12.2.3-12.2.15
Timeline
- 2026-10-20: disclosed