Quick answers
- Is CVE-2026-83020 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-83020 being exploited in the wild.
- How severe is CVE-2026-83020?
- Critical severity, with a CVSS score of 10, published 15 September 2026.
- Which products and versions are affected?
- Oracle Platform Security for Java 12.2.1.4.0, 14.1.2.0.0.
- Is there a fix for CVE-2026-83020?
- 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-2026-83020 attacked?
- It is attacked over the network, in a software library.
- Am I affected by CVE-2026-83020?
- Check whether you run Oracle Platform Security for Java 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
This is a critical vulnerability in Oracle Platform Security for Java (component: Centralized Thirdparty Jars) that allows unauthenticated remote code execution. The vulnerability is easily exploitable via HTTP network access with no authentication or user interaction required, affecting versions 12.2.1.4.0 and 14.1.2.0.0. A successful attack results in complete compromise of Oracle Platform Security for Java, with scope change indicating potential impact to additional connected products. The vulnerability carries a CVSS 3.1 base score of 10.0 with full impacts on confidentiality, integrity, and availability.
Affected products
- Oracle Platform Security for Java 12.2.1.4.0, 14.1.2.0.0
Timeline
- 2026-09-15: disclosed