MEDIUM 5.9 NVD

CVE-2026-78605

Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') (CWE-444) in Elasticsearch can lead to information disclosure via HTTP Request Smuggling

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.

References

https://discuss.elastic.co/t/elasticsearch-8-19-20-9-4-5-9-5-1-security-update-esa-2026-14

Published: 2026-09-01 · Source: NVD · Feed updated: 2026-09-01

This medium severity vulnerability with a CVSS score of 5.9 was published on 2026-09-01 via NVD.

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