Quick answers
- Is CVE-2026-82891 exploited in the wild?
- No. Junglewise Threat Intelligence has no report of CVE-2026-82891 being exploited in the wild.
- How severe is CVE-2026-82891?
- High severity, with a CVSS score of 8.1, published 20 October 2026.
- Which products and versions are affected?
- IBM Guardium Data Protection 12.1, 12.2.
- Is there a fix for CVE-2026-82891?
- 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-2026-82891 attacked?
- It is attacked over the network.
- Am I affected by CVE-2026-82891?
- 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.
Technical details
The vulnerability stems from use of a hard-coded cryptographic key (CWE-321) in IBM Guardium Data Protection versions 12.1 and 12.2. A remote unauthenticated attacker can exploit this to decrypt sensitive data protected by the application. No particular user interaction or special conditions are required beyond network access to the affected system.
Affected products
- IBM Guardium Data Protection 12.1, 12.2
Timeline
- 2026-10-19: disclosed