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CVE-2026-16181 IBM CVE debrief

IBM DataPower Gateway Improper Authorization vulnerability allows remote attackers to bypass security restrictions. Affected versions include 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2. The vulnerability is due to improper authorization, allowing remote attackers to bypass security restrictions. Defenders should assess exposure and prioritize patching or mitigation. The CVE record and source item provide details on the vulnerability, affected versions, and a reference to an IBM support page for patch information.

Vendor
IBM
Product
DataPower Gateway 10.6CD
CVSS
HIGH 7.4
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-08
Original CVE updated
2026-10-08
Advisory published
2026-10-08
Advisory updated
2026-10-08

Who should care

Defenders responsible for IBM DataPower Gateway deployments, especially those using versions 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2, should assess exposure and prioritize patching or mitigation.

Why it matters

The vulnerability allows remote attackers to bypass security restrictions in IBM DataPower Gateway, requiring defenders to assess exposure and prioritize patching or mitigation.

  • Remote attackers could bypass security restrictions, potentially leading to unauthorized access.
  • Defenders need to verify exposure in their IBM DataPower Gateway deployments.
  • Patching or mitigation is required to prevent exploitation.

Technical summary

The vulnerability is due to improper authorization in IBM DataPower Gateway, allowing remote attackers to bypass security restrictions. Affected versions include 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2.

Defensive priority

Defenders should prioritize verifying exposure in their IBM DataPower Gateway deployments, especially for versions 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2, and applying patches or mitigations as available.

Recommended defensive actions

  • Verify IBM DataPower Gateway version and check if it is within the affected ranges.
  • Apply patches or mitigations as available from IBM.
  • Monitor IBM DataPower Gateway deployments for unauthorized access attempts.

Evidence notes

The CVE record and source item provide details on the vulnerability, affected versions, and a reference to an IBM support page for patch information. The vulnerability allows remote attackers to bypass security restrictions in IBM DataPower Gateway. Defenders need to verify exposure in their IBM DataPower Gateway deployments and apply patches or mitigations as available. The source item provides details on the vulnerability and affected versions. IBM support page provides patch details

Sources and references

Verified primary and authoritative sources

  • CVE-2026-16181 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-16181

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

  • CVE-2026-16181 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-16181

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

Supplemental references

  • IBM DataPower Gateway Improper Authorization

    Unverified legacy reference

    URL: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/16xxx/CVE-2026-16181.json

    cve_program_cvelist_v5

  • Source reference

    Unverified legacy reference

    URL: https://www.ibm.com/support/pages/node/7289775

    Supplemental source - vendor-advisory, patch

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.