VDB-326257 · CVE-2025-36099 · EUVD-2025-31604

IBM WebSphere Application Server 8.5/9.0 allocation of resources

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3.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in IBM WebSphere Application Server 8.5/9.0. This affects an unknown function. This manipulation causes allocation of resources. This vulnerability is tracked as CVE-2025-36099. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in IBM WebSphere Application Server 8.5/9.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a allocation of resources vulnerability. The CWE definition for the vulnerability is CWE-770. The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor. As an impact it is known to affect availability. The summary by CVE is:

IBM WebSphere Application Server 8.5 and 9.0 is vulnerable to a denial of service, caused by sending a specially-crafted request. A privileged user could exploit this vulnerability to cause the server to consume memory resources.

The advisory is shared at ibm.com. This vulnerability is known as CVE-2025-36099 since 04/15/2025. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 266141 (IBM WebSphere Application Server 8.5.x < 8.5.5.29 / 9.x < 9.0.5.26 DoS (7246549)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (266141), EUVD (EUVD-2025-31604) and CERT Bund (WID-SEC-2025-2152). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

IBM WebSphere Service Registry and Repository
IBM Rational ClearCase
IBM Tivoli Monitoring
IBM Business Automation Workflow
IBM WebSphere Application Server
IBM Tivoli Network Manager
IBM DevOps Code ClearCase

Productinfo

Type

Application Server Software

Vendor

Name

WebSphere Application Server

Version

License

commercial

Website

Vendor: https://www.ibm.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 2.7
VulDB Temp Score: 2.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 4.9
CNA Vector (ibm): 🔒

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Allocation of resources
CWE: CWE-770 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 266141
Nessus Name: IBM WebSphere Application Server 8.5.x < 8.5.5.29 / 9.x < 9.0.5.26 DoS (7246549)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

04/15/2025 CVE reserved
09/29/2025 +167 days Advisory disclosed
09/29/2025 +0 days VulDB entry created
01/21/2026 +114 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2025-36099 (🔒)
GCVE (CVE): GCVE-0-2025-36099
GCVE (VulDB): GCVE-100-326257
EUVD: 🔒
CERT Bund: WID-SEC-2025-2152 - IBM WebSphere Application Server: Schwachstelle ermöglicht Denial of Service

Entryinfo

Created: 09/29/2025 21:55
Updated: 01/21/2026 09:05
Changes: 09/29/2025 21:55 (62), 09/30/2025 02:40 (1), 09/30/2025 12:40 (7), 10/02/2025 23:28 (2), 01/21/2026 09:05 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.