CVE-2026-9071: IBM WebSphere Application Server · Uncontrolled Resource Consumption
Affects IBM WebSphere Application ServerSource CVE Database V5
Not known to be exploited · CVSS 7.5 High.
Data as of 5 Nov 2026, 00:01 UTC
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 50% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitation evidence
Disclosed: evidence found.
CVE published 22 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMWebSphere Application Server | Affected
| Fixed in– |
| IBMWebSphere Application Server - Liberty | Affected
| Fixed in– |
CPE configurations (6)
cpe:2.3:a:ibm:websphere_application_server:9.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:9.0.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:8.5:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server:8.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server___liberty:17.0.0.3:*:*:*:*:*:*:*cpe:2.3:a:ibm:websphere_application_server___liberty:26.0.0.6:*:*:*:*:*:*:*
AI-suggested
Until an official fix is available, consider implementing network-level protections such as filtering or rate limiting to reduce exposure to specially-crafted requests targeting this vulnerability.
Description
IBM WebSphere Application Server 9.0, and 8.5 and IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.6 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.