CVE-2026-49087

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Source
https://cve.org/CVERecord?id=CVE-2026-49087
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49087.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-49087
Downstream
MINI (6)
Published
2026-07-01T16:35:19Z
Modified
2026-08-12T16:25:34Z
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
Allocation of Resources Without Limits or Throttling in Kibana Leading to Denial of Service
Details

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130). An authenticated user can submit a specially crafted bulk deletion request that causes excessive resource consumption, which may render Kibana unavailable.

Database specific 
{
    "cna_assigner":  "elastic",
    "cwe_ids":  [
        "CWE-770"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/49xxx/CVE-2026-49087.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "introduced":  "9.0.0"
                },
                {
                    "last_affected":  "9.3.3"
                },
                {
                    "introduced":  "8.0.0"
                },
                {
                    "last_affected":  "8.19.14"
                }
            ],
            "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
d9256c374e649e04ff0fa2dafd43402d35a3fb3a
Introduced
112859b85d50de2a7e63f73c8fc70b99eea24291
Fixed
69a3e6c50ebb57a1fdbf3f235be9f11061ac7d86
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "8.0.0"
        },
        {
            "fixed":  "8.19.15"
        },
        {
            "introduced":  "9.0.0"
        },
        {
            "fixed":  "9.3.4"
        }
    ],
    "source":  "CPE_RANGE"
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49087.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "84433789544010315812246774005552675939",
            "length":  601
        },
        "id":  "CVE-2026-49087-0b400218",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/69a3e6c50ebb57a1fdbf3f235be9f11061ac7d86",
        "target":  {
            "file":  "x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/analysis/AnalyzerTests.java",
            "function":  "testPromqlQueryWithConflictingTsTypesMarksFieldUnsupported"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "234163232951028422978085367395355015356",
                "336324895495804197828852394756872939000",
                "283658986481949763179231452461160578552",
                "90983762437915623732177975884360609784",
                "201530536742802531269305682045005216476",
                "171852364269482810748858037036789861963",
                "314462254603794552743574645931750044692",
                "295350290235740750339653402330741971858",
                "214199429833385077961909239085936134582",
                "165345166082600797091855140208265768837",
                "68922472427642386306783373118438221572"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2026-49087-53609d75",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/elastic/elasticsearch/commit/69a3e6c50ebb57a1fdbf3f235be9f11061ac7d86",
        "target":  {
            "file":  "x-pack/plugin/esql/src/test/java/org/elasticsearch/xpack/esql/analysis/AnalyzerTests.java"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T16:25:34Z"

Git / github.com/elastic/kibana

Affected ranges

Type
GIT
Repo
https://github.com/elastic/kibana
Events
Introduced
57ca5e139a33dd2eed927ce98d8231a1f217cd15
Fixed
d48edd90b6f2528225b2ad8633873238cce0df3b
Introduced
504d6bfa94cca17fabb76e06152c30c4f0c3efdd
Fixed
49d42f259436b65ab5297f19a65855bed082f302
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "8.0.0"
        },
        {
            "fixed":  "8.19.15"
        },
        {
            "introduced":  "9.0.0"
        },
        {
            "fixed":  "9.3.4"
        }
    ],
    "source":  "CPE_RANGE"
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-49087.json"