IBM WebSphere Application Server 9.0 and 8.5 is affected by a deserialization vulnerability in the Name Service component. (CVE-2026-11711)
IBM WebSphere Application Server 9.0 and 8.5 is affected by a deserialization vulnerability in the Name Service component.
AI Analysis
Technical Summary
CVE-2026-11711 is a deserialization vulnerability affecting the Name Service component of IBM WebSphere Application Server versions 9.0 and 8.5. The vulnerability allows an attacker to cause a denial of service condition without requiring privileges or user interaction. The CVSS 3.1 vector is AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, indicating network attack complexity is low, no privileges or user interaction needed, and the impact is on availability only.
Potential Impact
The vulnerability can be exploited remotely by an attacker with network access to cause a denial of service on the affected WebSphere Application Server instances. There is no impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, administrators should monitor IBM's security advisories for updates. Until a fix is available, consider limiting network exposure of the Name Service component to trusted networks only.
IBM WebSphere Application Server 9.0 and 8.5 is affected by a deserialization vulnerability in the Name Service component. (CVE-2026-11711)
Description
IBM WebSphere Application Server 9.0 and 8.5 is affected by a deserialization vulnerability in the Name Service component.
CVSS v3.1
Score 6.5medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-11711 is a deserialization vulnerability affecting the Name Service component of IBM WebSphere Application Server versions 9.0 and 8.5. The vulnerability allows an attacker to cause a denial of service condition without requiring privileges or user interaction. The CVSS 3.1 vector is AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H, indicating network attack complexity is low, no privileges or user interaction needed, and the impact is on availability only.
Potential Impact
The vulnerability can be exploited remotely by an attacker with network access to cause a denial of service on the affected WebSphere Application Server instances. There is no impact on confidentiality or integrity. No known active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no patch or official fix information is provided, administrators should monitor IBM's security advisories for updates. Until a fix is available, consider limiting network exposure of the Name Service component to trusted networks only.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-qxf8-2p95-9hvv
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-11711"]
- Database Specific Severity
- MODERATE
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aade4e555bf5e2cf5ed9ee0
Added to database: 09/19/2026, 01:27:01 UTC
Last enriched: 09/19/2026, 01:33:09 UTC
Last updated: 09/19/2026, 02:01:24 UTC
Views: 2
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