Dashboard / CVE-2026-56145

CVE-2026-56145

MEDIUM
MEDIUM Priority: 0.03 BB Relevance: 63/100
Published: 2026-07-21 Modified: 2026-10-24 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Interaction

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: None
I: None
A: High

Description

Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user with permission to execute EQL sequence queries against an index they control can send a specially crafted query that triggers excessive memory consumption, causing the Elasticsearch node to crash.

Weakness Classification (1)

Affected Software (1)

VendorProductVersion
elastic elasticsearch 8.0.0 – 8.19.18

References & Advisories (1)

Bug Bounty Relevance

63 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

6.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS — Exploitation Probability

0.47%
Raw Score 0.004720
Percentile 40.7%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00472
2026-10-28
0.00472

Intelligence Sources

nvd ref →

External Links