CVE-2026-82294

MEDIUM 6.5CVE-2026-82294 · Published 26/09/2026 · updated 29/09/2026

In short

CVE-2026-82294 is a MEDIUM (CVSS 6.5) vulnerability affecting elasticsearch (elastic).
Chance of exploitation in the next 30 days (EPSS): 0.24%, higher than 15.2% of all vulnerabilities.
Fix: update to 8.19.21, 9.4.6, 9.5.3 or later.

Package	Affected versions	Patched versions
elasticsearch elastic	`≥ 8.0.0, < 8.19.21≥ 9.0.0, < 9.4.6≥ 9.5.0, < 9.5.3`	`8.19.219.4.69.5.3`

Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to denial of service via Excessive Allocation (CAPEC-130).

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Package

Affected versions

Patched versions

≥ 8.0.0, < 8.19.21≥ 9.0.0, < 9.4.6≥ 9.5.0, < 9.5.3

8.19.219.4.69.5.3

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