CVE-2026-11897

highpriority · track · 30EPSS 0.005 · 45 %ileDEEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.53% (45th) EPSS

CVSS 7.5 · high

Is it mine?

13 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

IBM WebSphere Application Server - Liberty 17.0.0.3 through 26.0.0.7 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.

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nsecondary · psirt@us.ibm.com USexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-770US

affected products (13)

Products and version ranges known to be affected.

HCL BigFix Complianceall versionscert_bundDEcpe:/a:hcltech:bigfix:compliance
IBM Business Automation Workflowall versionscert_bundDEcpe:/a:ibm:business_automation_workflow:-
IBM TXSeries for multiplatformsall versionscert_bundDEcpe:/a:ibm:txseries:for_multiplatforms
IBM Tivoli Monitoringall versionscert_bundDEcpe:/a:ibm:tivoli_monitoring:-
IBM i 7.3.0all versionscert_bundDEcpe:/o:ibm:i:7.3.0
IBM i 7.4.0all versionscert_bundDEcpe:/o:ibm:i:7.4.0
IBM i 7.5.0all versionscert_bundDEcpe:/o:ibm:i:7.5.0
IBM i 7.6.0all versionscert_bundDEcpe:/o:ibm:i:7.6.0
IBM WebSphere Application Server Liberty< 26.0.0.7 PH71839cert_bundDE
IBM WebSphere Application Server Liberty< 26.0.0.7 PH72167cert_bundDE
IBM WebSphere Application Server Liberty< 26.0.0.8cert_bundDE
IBM WebSphere Application Server - Liberty≤ 17.0.0.3 ≤26.0.0.7enisa_euvdEU
ibm websphere application server17.0.0.3 → 26.0.0.8nvdUScpe:2.3:a:ibm:websphere_application_server:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-2466IBM WebSphere Application Server Liberty: Mehrere Schwachstellen ermöglichen Denial of ServiceDeutsch2026-07-21csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in IBM WebSphere Application Server Liberty ausnutzen, um einen Denial of Service Angriff durchzuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2026-07-30modified 2026-10-23

references (3)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan