CVE-2026-115454

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

State: Published
Severity: 5.3 Medium
Published: Oct 22, 2026
Updated: Oct 22, 2026
Reserved: Oct 22, 2026

Description

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.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	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	KNIME

Weaknesses

CWE-770 Allocation of resources without limits or throttling

Affected Products

Product	Versions
KNIME Business HubKNIME	before 1.19.0Affected 1.19.0Not affected

References

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

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