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CVE-2026-0530Allocation of Resources Without Limits or Throttling in Kibana Leading to Excessive Allocation

Description

Allocation of Resources Without Limits or Throttling (CWE-770) in Kibana Fleet can lead to Excessive Allocation (CAPEC-130) via a specially crafted request. This causes the application to perform redundant processing operations that continuously consume system resources until service degradation or complete unavailability occurs.

Timeline

  1. ID reserved

    By elastic

  2. · 25 days later

    Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2026-0530, by who scored it
Scored byCVSSScoreVector
elasticCNA (assigner)3.1Medium6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Analyzed3.1Medium6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.33% · top 74% of all CVEs (12 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.

Affected products

  • Elastic · Kibana

    • affected 7.10.0 – ≤ 7.17.29
    • affected 8.0.0 – ≤ 8.19.9
    • affected 9.0.0 – ≤ 9.1.9
    • affected 9.2.0 – ≤ 9.2.3

References

References1

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .