CVE-2026-115454 PUBLISHED

Large tables in data apps can bring down execution services in KNIME Hub

Assigner: KNIME
Reserved: 22.10.2026 Published: 22.10.2026 Updated: 22.10.2026

An excessive resource allocation issue in the remote workflow editing capabilities of KNIME Business Hub prior to version 1.19.0 allows a authenticated attack to exhaust resources on the server side. This leads to intermittent unavailability of workflow execution functionality. A workaround is not possible.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/AU:Y/R:A/U:Green
CVSS Score: 5.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	None	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	Low	Availability	None
Privileges Required	Low
User Interaction	None

CVSS 4.0

Product Status

Vendor	KNIME
Product	KNIME Business Hub
Versions	Default: unaffected affected from 0 to 1.19.0 (excl.) Version 1.19.0 is unaffected

References

https://www.knime.com/security/advisories

Problem Types

CWE-770 Allocation of resources without limits or throttling CWE

Impacts

CAPEC-130 Excessive Allocation