CVE-2026-94400

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Source

https://cve.org/CVERecord?id=CVE-2026-94400

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-94400.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2026-94400

Aliases

Downstream

MINI (8)

Published

2026-09-26T20:42:21Z

Modified

2026-10-01T10:11:19Z

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

Summary

Uncontrolled Resource Consumption in Kibana Leading to denial of service

Details

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead denial of service via Excessive Allocation (CAPEC-130)

Database specific

{
    "cna_assigner":  "elastic",
    "cwe_ids":  [
        "CWE-400"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/94xxx/CVE-2026-94400.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "introduced":  "8.0.0"
                },
                {
                    "last_affected":  "8.19.21"
                },
                {
                    "introduced":  "9.0.0"
                },
                {
                    "last_affected":  "9.4.6"
                },
                {
                    "introduced":  "9.5.0"
                },
                {
                    "last_affected":  "9.5.2"
                }
            ],
            "source":  "AFFECTED_FIELD"
        }
    ]
}

References

Affected packages

Git / github.com/elastic/elasticsearch

Affected ranges

Type

GIT

Repo

https://github.com/elastic/elasticsearch

Events

Introduced

1b6a7ece17463df5ff54a3e1302d825889aa1161

Fixed

3b2a41103de35e0af4064d647974032fcc1bcde9

Introduced

112859b85d50de2a7e63f73c8fc70b99eea24291

Fixed

9093bd876e86f531329aad3704ec9ab607c909c8

Introduced

8d4246a64bc255212407b1b313fe402391299c88

Fixed

367ec317ec5f668dd864d41be06052a567102fec

Database specific

Show details

{
    "cpe":  "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "8.0.0"
        },
        {
            "fixed":  "8.19.22"
        },
        {
            "introduced":  "9.0.0"
        },
        {
            "fixed":  "9.4.7"
        },
        {
            "introduced":  "9.5.0"
        },
        {
            "fixed":  "9.5.3"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

v9.*

v9.5.0

v9.5.1

v9.5.2

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-94400.json"

vanir_signatures

[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "196795326833912774001160856107963653990",
                "38118015694161648612726926093733984960",
                "244889608847896122430447055695918303345",
                "257344421705922307385881243254891741182",
                "137363185453583447603574814007296199056",
                "293305666452695760163829550541004355849",
                "197353426610396809599568304775146892166",
                "144755885865340705515879378218993276926",
                "53917711841626796700495571597708014933",
                "167396584241779245902981123042493582178"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2026-94400-8a40a35f",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/3b2a41103de35e0af4064d647974032fcc1bcde9",
        "target":  {
            "file":  "x-pack/plugin/security/src/test/java/org/elasticsearch/xpack/security/authc/RoleMappingMetadataTests.java"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "310522140138316022518419935707739395028",
                "220506359429938391470231622354596337924",
                "219515872514158714194530369631554513551",
                "72875614186927229648598956343240896653",
                "24931804176326139699093856965312916942",
                "278658042864375250898856391712600044029",
                "292645850425456433315693329416219707811",
                "19099310233446518390734610261039242273"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2026-94400-a012b938",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/3b2a41103de35e0af4064d647974032fcc1bcde9",
        "target":  {
            "file":  "x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/security/authz/RoleMappingMetadata.java"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "330719214728980570805379930566702990837",
            "length":  44
        },
        "id":  "CVE-2026-94400-bde9c9dd",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/3b2a41103de35e0af4064d647974032fcc1bcde9",
        "target":  {
            "file":  "x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/security/authz/RoleMappingMetadata.java",
            "function":  "context"
        }
    }
]

vanir_signatures_modified

"2026-10-01T08:03:08Z"

Git / github.com/elastic/kibana

Affected ranges

Type

GIT

Repo

https://github.com/elastic/kibana

Events

Introduced

57ca5e139a33dd2eed927ce98d8231a1f217cd15

Fixed

fd8e6f336cd7a18d0fd805de4608e1e38e0da163

Introduced

504d6bfa94cca17fabb76e06152c30c4f0c3efdd

Fixed

d6d753b5081a896055f54cca1c72a8f534309c07

Introduced

240f7d17d21408117f4295bcf74d48092ab0d078

Fixed

2169f1de4c917fce03905cc3110f3f523e2184d2

Database specific

Show details

{
    "cpe":  "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "8.0.0"
        },
        {
            "fixed":  "8.19.22"
        },
        {
            "introduced":  "9.0.0"
        },
        {
            "fixed":  "9.4.7"
        },
        {
            "introduced":  "9.5.0"
        },
        {
            "fixed":  "9.5.3"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

v9.*

v9.5.0

v9.5.1

v9.5.2

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-94400.json"