Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') (CWE-444) in Elasticsearch can lead to information disclosure via HTTP Request Smuggling (CAPEC-33). Under specific proxy deployment configurations, a network attacker could obtain confidential responses intended for other authenticated users.
History

Wed, 02 Sep 2026 02:00:00 +0000

Type Values Removed Values Added
First Time appeared Elastic
Elastic elasticsearch
Vendors & Products Elastic
Elastic elasticsearch

Tue, 01 Sep 2026 22:00:00 +0000

Type Values Removed Values Added
Description Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') (CWE-444) in Elasticsearch can lead to information disclosure via HTTP Request Smuggling (CAPEC-33). Under specific proxy deployment configurations, a network attacker could obtain confidential responses intended for other authenticated users.
Title Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') in Elasticsearch Leading to Information Disclosure
Weaknesses CWE-444
References
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: elastic

Published:

Updated: 2026-09-01T19:41:50.325Z

Reserved: 2026-08-24T21:13:52.890Z

Link: CVE-2026-78605

cve-icon Vulnrichment

Updated: 2026-09-01T19:41:47.052Z

cve-icon NVD

Status : Analyzed

Published: 2026-09-01T20:17:23.757

Modified: 2026-09-02T18:50:25.313

Link: CVE-2026-78605

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T02:15:12Z