CVE-2026-72685

published 2026-08-13

CVE-2026-72685: A flaw in Elasticsearch allows a low-privileged authenticated user who can index documents to submit a single small document containing a crafted user-supplied…

Priority P4 23 medium 4.3 CVSS 3.1

AV N AC L PR L UI N S U C N I N A L

A flaw in Elasticsearch allows a low-privileged authenticated user who can index documents to submit a single small document containing a crafted user-supplied input. Processing one such document occupies a worker thread from a bounded pool for a disproportionate amount of time, degrading the availability of indexing operations on the affected node.

Affected

4 ranges

Vendor	Product	Version range	Fixed in
elastic	elasticsearch	>= 8.0.0 < 8.19.20	8.19.20
elastic	elasticsearch	8.0.0 – 8.19.19	—
elastic	elasticsearch	>= 9.0.0 < 9.4.5	9.4.5
elastic	elasticsearch	9.0.0 – 9.4.4	—

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CWE-407