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CVE-2026-84249 IBM CVE debrief

IBM Guardium Data Protection versions 12.2 and 12.2.2 are vulnerable to a critical risk allowing remote attackers to execute arbitrary management operations without authentication. This oversight in authentication for critical functions poses a high risk to affected systems, necessitating immediate attention from administrators and security teams. The vulnerability's impact includes potential unauthorized management operations and risk of remote exploitation, emphasizing the need for urgent patching and verification.

Vendor
IBM
Product
Guardium Data Protection
CVSS
CRITICAL 9.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-08
Original CVE updated
2026-10-10
Advisory published
2026-10-08
Advisory updated
2026-10-10

Who should care

IBM Guardium Data Protection administrators and security teams should assess their exposure to this vulnerability and prioritize patching to mitigate the risk of unauthorized management operations and remote exploitation. This involves verifying the version of IBM Guardium Data Protection in use, applying patches if necessary, and implementing additional security measures such as restricting access to management and

Why it matters

CVE-2026-84249 is a critical vulnerability in IBM Guardium Data Protection that allows remote attackers to execute arbitrary management operations without authentication, posing a high risk to affected systems.

  • Potential unauthorized management operations
  • Risk of remote exploitation without authentication
  • Need for urgent patching and verification

Technical summary

The vulnerability in IBM Guardium Data Protection, affecting versions 12.2 and 12.2.2, stems from missing authentication for a critical function, allowing remote attackers to execute arbitrary management operations. This issue highlights the importance of securing management interfaces and ensuring proper authentication mechanisms are in place to prevent unauthorized access and potential exploitation.

Defensive priority

High priority for IBM Guardium Data Protection administrators to verify exposure and apply patches.

Recommended defensive actions

  • Verify IBM Guardium Data Protection version and apply patches if necessary
  • Restrict access to management interfaces
  • Monitor for suspicious management operations

Evidence notes

The CVE record and source item indicate a critical vulnerability in IBM Guardium Data Protection 12.2 and 12.2.2, allowing remote attackers to execute arbitrary management operations without authentication.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-84249 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-84249

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-84249 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-84249

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.