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CVE-2026-84241 – Security Restriction Bypass – IBM Guardium Data Protection 12.2

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Summary

CVE-2026-84241 is an improper authorization vulnerability (CWE-285) affecting IBM Guardium Data Protection 12.2. The flaw could allow a remote, unauthenticated attacker to bypass security restrictions enforced by the application. IBM rates the issue High severity with a CVSS v3.1 base score of 8.1.

Technical details

  • Root cause: The application fails to properly enforce authorization checks (CWE-285: Improper Authorization) on certain requests or functions, allowing restricted operations to be reached without the required permission validation.
  • Trigger conditions: No authentication or user interaction is required to exploit the flaw; however, IBM rates the attack complexity as High, indicating the attacker must satisfy specific preconditions or environmental factors to successfully trigger the bypass.
  • Attack vector: Network — the vulnerability can be exploited remotely over the network without local access to the Guardium appliance.
  • Impact: Successful exploitation results in a bypass of security restrictions with a High impact on confidentiality, integrity, and availability, potentially exposing sensitive data protection configurations or monitored data to unauthorized access or manipulation.

Affected software

  • IBM Guardium Data Protection version 12.2 (12.2.0)

Severity

  • CVSS v3.1 Base Score: 8.1 (High)
  • Vector String: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Mitigation and recommended actions

  • Immediate: Apply the IBM-provided fix for Guardium Data Protection 12.2 (fix pack SqlGuard_12.0p233_FixPack), available via IBM Fix Central, as referenced in IBM’s security bulletin.
  • If no patch can be applied immediately: IBM has not published any workarounds or mitigations for this issue; organizations that cannot immediately patch should restrict network access to the Guardium Data Protection management interface to trusted administrative networks only, and monitor for unauthorized configuration or policy changes until the fix is applied.

References

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