Quick answers
- Is CVE-2026-84230 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-84230 being exploited in the wild.
- How severe is CVE-2026-84230?
- High severity, with a CVSS score of 7.5, published 8 October 2026.
- Which products and versions are affected?
- IBM Guardium Data Protection 12.2.2.
- Is there a fix for CVE-2026-84230?
- Yes: fixed in 12.2.3. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
- How is CVE-2026-84230 attacked?
- It is attacked over the network, in a network appliance.
- Am I affected by CVE-2026-84230?
- Check whether you run IBM Guardium Data Protection 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.
How to fix
- Fixed in: 12.2.3
Technical details
The vulnerability is a race condition in concurrent unsynchronized writes to a shared map (CWE-362). An unauthenticated remote attacker with network access can trigger this condition to cause the application to crash, resulting in denial of service. The fix is available in version 12.2.3.
Affected products
- IBM Guardium Data Protection 12.2.2
Timeline
- 2026-09-21: disclosed
- 2026-10-08: advisory