CVE-2025-36099: websphere DoS — Fix

Description

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.

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CVSS v3.1 Score

4.9

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Weakness Type (CWE)

CWE-770 CWE-770

Affected Products

Vendor	Product	Versions
ibm	websphere_application_server	All
ibm	websphere_application_server	All

References

Advisories & Patches

https://www.ibm.com/support/pages/node/7246549

Frequently Asked Questions

What is CVE-2025-36099? +

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. It has a CVSS v3.1 base score of 4.9 (MEDIUM).

How severe is CVE-2025-36099? +

CVE-2025-36099 has a CVSS v3.1 score of 4.9 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-36099? +

CVE-2025-36099 affects products from ibm, specifically: websphere_application_server. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-36099? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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