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CVE-2026-56144: elasticsearch from 8.12.0 (inclusive), before 8.19.18 (exclusive), from 9.0.0 (inclusive), before 9.3.7 (exclusive)…
CVE-2026-56144. CVSS 3.1 base score 6.5 (MEDIUM, NVD). EPSS 0.00321 (percentile 0.23884), scored 24-Oct-2026. Fixed version: e8ac685d1710aae2c9fc9ca61e2956ab9424d5f8. Fixed version: 8a1aee1fa2521e4355e4586014854bf740707344. Fixed version: 77cd231096e56b56ac1d24445a9430a252622e6d.
Affected technology
elasticsearch · from 8.12.0 (inclusive), before 8.19.18 (exclusive)
elastic
elasticsearch · from 9.0.0 (inclusive), before 9.3.7 (exclusive)
elastic
elasticsearch · from 9.4.0 (inclusive), before 9.4.4 (exclusive)
elastic
Elasticsearch · 9.4.0 through 9.4.3, 9.0.0 through 9.3.7, 8.12.0 through 8.19.18
Elastic
Component: Not specified by the source
Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
Attack conditions (NVD, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required
What an attacker can do
An authenticated user with limited index privileges can exploit insufficient authorization controls in the ingest simulation feature. Vendor/CNA’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality impact as high; integrity and availability impact as none. NVD’s CVSS 3.1 assessment (base score 6.5/10) rates confidentiality impact as high; integrity and availability impact as none.
- CWE
- CWE-863
- CCR priority
- 26.1 /100 (P4)
- CVSS 3.1
- 6.5 /10 · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N · NVD
- EPSS
- 0.00321 · percentile 0.23884 · 2026-10-24
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-25 01:28:19.133527+00:00 UTC
- OSV.dev · Source record · observed 2026-10-24 16:38:25.544256+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-56144.html