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CVE-2026-16192 IBM CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-07-28T20:17:23.460Z and has not been modified since then. The vulnerability affects IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 with the restConnector-2.0 feature enabled, potentially leading to denial of service attacks. Organizations should review and validate affected scope, severity, and vendor guidance. The debrief is based on limited source details and may require further verification.

Vendor
IBM
Product
WebSphere Application Server - Liberty
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-28
Original CVE updated
2026-08-03
Advisory published
2026-07-28
Advisory updated
2026-08-03

Who should care

Organizations using IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8, especially those with the restConnector-2.0 feature enabled, should be aware of this vulnerability and take necessary precautions to prevent potential denial of service attacks.

Technical summary

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 is affected by a denial of service vulnerability when the restConnector-2.0 feature is enabled. The vulnerability has a CVSS score of 7.1 and is classified as HIGH severity. Affected product deployments should be identified and reviewed for potential exposure. The technical summary is grounded in source details but may benefit from additional technical framing and defensive impact analysis.

Defensive priority

Organizations using IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 with the restConnector-2.0 feature enabled should prioritize patching to prevent potential denial of service attacks.

Recommended defensive actions

  • Inventory and triage: Identify and review systems using IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 with the restConnector-2.0 feature enabled.
  • Patch or upgrade: Apply the necessary patches or upgrades to prevent potential denial of service attacks.
  • Monitor and detect: Monitor systems for unusual activity and detect potential exploitation attempts.

Evidence notes

The CVE record and NVD entry provide evidence of a denial of service vulnerability in IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.8 when the restConnector-2.0 feature is enabled. However, details on the specific attack vector and potential impact are limited.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-16192 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-16192

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

  • CVE-2026-16192 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-16192

    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.