UBUNTU-CVE-2026-49090

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Source

https://ubuntu.com/security/CVE-2026-49090

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-49090.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-49090

Upstream

CVE-2026-49090

Published

2026-07-03T00:00:00Z

Modified

2026-07-03T21:45:09.855093521Z

Severity

6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

Uncontrolled Resource Consumption (CWE-400) in Elasticsearch can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk request that causes sustained high CPU consumption, which can render the affected node unable to process requests.

References

Affected packages

Ubuntu:16.04:LTS / elasticsearch

Package

Name: elasticsearch
Purl: pkg:deb/ubuntu/elasticsearch?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.6.2+dfsg-1

1.7.3+dfsg-1

1.7.3+dfsg-2

1.7.3+dfsg-3

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "1.7.3+dfsg-3",
            "binary_name": "elasticsearch"
        },
        {
            "binary_version": "1.7.3+dfsg-3",
            "binary_name": "libelasticsearch1.7-java"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-49090.json"