CVE-2026-4410: ibm websphere_application_server Uncontrolled Resource Consumption
Vulnerability summary
CVE-2026-4410 is a high (CVSS 7.5) Uncontrolled Resource Consumption vulnerability in ibm websphere_application_server. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.6% of scored vulnerabilities.
Timeline
- 27-05-2026PublishedVulnerability first disclosed.
- 27-05-2026Last modifiedVulnerability information updated.
Description
IBM WebSphere Application Server - Liberty 19.0.0.7 through 26.0.0.5 and IBM WebSphere Application Server 9.0, and 8.5 and WebSphere Application Server Liberty are 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.
CVSS metrics
2 scores · 2 sources · 1 version- CVE.orgCNA4.8MediumCVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HDiffers
EPSS trend
Probability
0.50%
Chance of exploitation in the next 30 days
Percentile
42%
Versus all other CVEs
30-day change
0.00 pp
From 0.50% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ibm2 products
- websphere_application_server9.0 | 8.5 | ≥ 8.5.0.0, ≤ 8.5.5.29 | ≥ 9.0.0.0, ≤ 9.0.5.27 | ≥ 19.0.0.7, ≤ 26.0.0.5
- websphere application server - liberty≥ 19.0.0.7, ≤ 26.0.0.5
1 vendor · 2 products