medium5.9
CVE-2026-78605
Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') (CWE-444) in Elasticsearch can lead to information disclosure via HTTP Request Smugglin…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Elastic | Elasticsearch | from 8.18.0 before 8.19.20 from 9.0.0 before 9.4.5 Version 9.5.0 |