Medium severity5.9NVD Advisory· Published Sep 1, 2026· Updated Sep 1, 2026

CVE-2026-78605

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Fantastic ElasticSearch/Fantastic ElasticSearchllm-fuzzy
Elastic/Elasticsearchllm-fuzzy

Patches

Vulnerability mechanics

References

discuss.elastic.co/t/elasticsearch-8-19-20-9-4-5-9-5-1-security-update-esa-2026-141/390092nvd

News mentions

No linked articles in our index yet.

cvss	0.384
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000