CVE-2026-63261Disclosure(elastic / kibana)

LOWCVSS 6.5 · MEDIUM

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send a specially crafted request to a Kibana machine learning feature, causing the server to exhaust available memory and become unavailable to all users.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-400

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • kibana

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Technical details provided in 3 signals
  • Disclosure: 2 classified signals
  • General: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-07-21); latest day: 1
  • 3 total mentions across 2 days

Affected systems

Vendors
Products
kibana

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-07-21: 2Mentions · 2026-07-22: 1Technical Details · 2026-07-21: 2Technical Details · 2026-07-22: 107-2107-22
Signal classification2 categories
Disclosure
266.7%
General
133.3%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-07-212
Disclosure2
2026-07-221
General1
Full discourse3 posts
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-63261 Denial of Service via Uncontrolled Resource Consumption in Kibana Machine Learning https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-63261

    Post summary

    The post merely notes a DoS vulnerability in Kibana ML without providing any PoC, exploit details, mitigation, or evidence of active exploitation.

    0000086
    4.1K followersView on X
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-63261 Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send… https://www.cve.org/CVERecord?id=CVE-2026-63261 ----- Traducción: CVE-2026-63261 Con… http://infoflow.cloud`

    Post summary

    The post announces CVE‑2026‑63261 as a resource‑based denial‑of‑service flaw in Kibana, providing technical details but no PoC, exploitation evidence, or patch information.

    0000030
    94 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-63261 Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130). A low-privileged authenticated user can send… https://www.cve.org/CVERecord?id=CVE-2026-63261

    Post summary

    The post discloses a denial-of-service vulnerability (CWE-400) in Kibana that can be triggered by low-privileged authenticated users via excessive allocation, but it does not provide a PoC, exploit, or patch information.

    00000901
    57.8K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appelastickibana---

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