CVE-2025-36047

IBM WebSphere Application Server Liberty denial of service

HIGH
7.5
CVSS Score
Published: August 14, 2025 at 03:38 PM UTC
Updated: June 17, 2026 at 09:14 AM UTC
5 products affected across 1 vendorWebSphere Application ServerAIXI· also runs on 3 platforms

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Severity
HIGH7.5
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

IBM WebSphere Application Server Liberty 18.0.0.2 through 25.0.0.8 is 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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

18.0.0.2 ≤ v < 25.0.0.918.0.0.225.0.0.8
Affected range stops below 25.0.0.9, so it looks safe — our inference, not a vendor statement
apple-macos (environment) · ibm-aix (environment) · ibm-i (environment) · ibm-z-os (environment) · linux-linux-kernel (environment) · microsoft-windows (environment)
AIX· IBMdevice
80%
All versions
I· IBMdevice
80%
All versions
80%
All versions

Runs on — not affected

The affected product only carries this flaw when running on these platforms. The platforms themselves are not vulnerable.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Source: af854a3a-2127-422b-91ae-364da2661108
https://www.kb.cert.org/vuls/id/767506

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-770

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