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MEDIUM severity

CVE-2026-95696 — Ibm Websphere Application Server

MEDIUM

CVE-2026-95696 is a medium-severity (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in ibm websphere application server. A fix is available — see the affected versions and patch details below.

IBM WebSphere Application Server - Liberty 20.0.0.12 through 26.0.0.10 could allow a remote attacker to cause a denial of service due to an uncaught exception.

Published
Updated
Affected
1 product
Patched
See advisory
Exploits
None indexed
Exploitation data as of Oct 31, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

No confirmed exploitation observed yet

  • CISA assesses this as automatable — exploitation doesn’t require manual, per-target effort, which raises the odds of mass scanning and opportunistic attacks.
  • CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for CVE-2026-95696.

EPSS Exploitation Probability

via FIRST.org ↗
0.3%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs26th percentile — riskier than 26% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Description

IBM WebSphere Application Server - Liberty 20.0.0.12 through 26.0.0.10 could allow a remote attacker to cause a denial of service due to an uncaught exception.

Affected Products

1 product · 1 configurations
Application
websphere application serveribm
≥ 20.0.0.12 && < 26.0.0.11
range

Detection & mitigation playbook

Vendor / appliance
  1. Detect

    Inventory every ibm websphere application server deployment and check each version against the affected-products list above.

  2. Fix

    Apply the ibm websphere application server security patch or hotfix for CVE-2026-95696 on the affected version, following the vendor advisory for your exact build.

  3. Workarounds

    Cap what an attacker can consume: apply request size, rate and timeout limits in front of the affected component, and run it with memory and CPU limits so exhaustion degrades one worker rather than the whole service. Alongside that, restrict the management interface to trusted networks and apply the vendor's recommended configuration mitigations.

Frequently Asked Questions

IBM WebSphere Application Server - Liberty 20.0.0.12 through 26.0.0.10 could allow a remote attacker to cause a denial of service due to an uncaught exception.
O3 Security · Runtime Protection

Is CVE-2026-95696 being exploited in your environment?

Detect and block the exploit chain at execution, on systems you cannot patch yet.

CVE-2026-95696: Ibm Websphere Application Server