CVE-2026-9171 (GCVE-0-2026-9171)

Vulnerability from cvelistv5 – Published: 2026-07-17 18:26 – Updated: 2026-07-30 15:47
VLAI
Title
Vulnerabilities in IBM WebSphere Application affects IBM PowerVM Novalink.
Summary
IBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-21 01:51 UTC
CWE
  • CWE-400 - Uncontrolled Resource Consumption
Assigner
References
URL Tags
https://www.ibm.com/support/pages/node/7280226 vendor-advisorypatch
Impacted products
Vendor Product Version CPE status
IBM PowerVM Novalink Affected: 2.2.02.2.12.2.1.1
Affected: 2.3.02.3.0.12.3.12.3.2
    cpe:2.3:a:ibm:powervm_novalink:2.2.02.2.12.2.1.1:*:*:*:*:*:*:*
    cpe:2.3:a:ibm:powervm_novalink:2.3.02.3.0.12.3.12.3.2:*:*:*:*:*:*:*
Create a notification for this product.
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A remote attacker could exploit this vulnerability to cause the server to consume memory resources.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"\u003cp\u003eIBM WebSphere Application Server and WebSphere Application Server Liberty are vulnerable to a denial of service, caused by sending a specially-crafted request. A remote attacker could exploit this vulnerability to cause the server to consume memory resources.\u003c/p\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-400\", \"description\": \"CWE-400 Uncontrolled Resource Consumption\"}]}], \"providerMetadata\": {\"orgId\": \"9a959283-ebb5-44b6-b705-dcc2bbced522\", \"shortName\": \"ibm\", \"dateUpdated\": \"2026-07-30T15:47:51.119Z\"}}}",
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.