How severe is CVE-2026-72650?

CVE-2026-72650 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-72650 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-72650?

CVE-2026-72650 affects Elastic Kibana. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-72650?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-72650 published?

CVE-2026-72650 was published on 2026-08-13 and last updated on 2026-09-02.

CVE-2026-72650

CVE-2026-72650 is a medium-severity vulnerability in Elastic Kibana with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-639.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-639
Affected product: Elastic Kibana
Published: 2026-08-13
Last modified: 2026-09-02

Description

Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user who is authorized to read alerting rules in a single Kibana space could retrieve alerting rule execution telemetry that belongs to spaces the user is not authorized to access. The disclosed telemetry includes rule identifiers, rule names, space identifiers, execution outcomes, timestamps, and execution counters.

Frequently asked questions

What is CVE-2026-72650?: Authorization Bypass Through User-Controlled Key (CWE-639) in Kibana can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user who is authorized to read alerting rules in a single Kibana space could retrieve alerting rule execution telemetry that belongs to spaces the user is not authorized to access. The disclosed telemetry includes rule identifiers, rule names, space identifiers, execution outcomes, timestamps, and execution counters.
How severe is CVE-2026-72650?: CVE-2026-72650 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-72650 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-72650?: CVE-2026-72650 affects Elastic Kibana. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-72650?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-72650 published?: CVE-2026-72650 was published on 2026-08-13 and last updated on 2026-09-02.

References

https://discuss.elastic.co/t/kibana-8-19-20-and-9-4-5-security-update-esa-2026-105/389521

Affected products (1)

cpe:2.3:a:elastic:kibana:*:*:*:*:*:*:*:*

More vulnerabilities in Elastic Kibana

CVE-2019-7609 — Critical (CVSS 10.0): Kibana versions before 5.6.15 and 6.6.1 contain an arbitrary code execution flaw in the Timelion visualizer. An…
CVE-2025-25015 — Critical (CVSS 9.9): Prototype pollution in Kibana leads to arbitrary code execution via a crafted file upload and specifically crafted HTTP…
CVE-2024-37288 — Critical (CVSS 9.9): A deserialization issue in Kibana can lead to arbitrary code execution when Kibana attempts to parse a YAML document…
CVE-2018-17246 — Critical (CVSS 9.8): Kibana versions before 6.4.3 and 5.6.13 contain an arbitrary file inclusion flaw in the Console plugin. An attacker…
CVE-2018-17245 — Critical (CVSS 9.8): Kibana versions 4.0 to 4.6, 5.0 to 5.6.12, and 6.0 to 6.4.2 contain an error in the way authorization credentials are…
CVE-2025-25014 — Critical (CVSS 9.1): A Prototype pollution vulnerability in Kibana leads to arbitrary code execution via crafted HTTP requests to machine…

All CVEs affecting Elastic Kibana →

Other CWE-639 (Authorization Bypass Through User-Controlled Key (IDOR)) vulnerabilities

CVE-2026-69865 — Critical (CVSS 10.0): Authorization bypass through user-controlled key in Microsoft Container Registry allows an unauthorized attacker to…
CVE-2026-83711 — Critical (CVSS 10.0): Authorization bypass through user-controlled key in Microsoft Azure Active Directory B2C allows an unauthorized…
CVE-2026-77998 — Critical (CVSS 10.0): Joomla Extension - miniorange.com - Unauthenticated Authentication Bypass via SAMLResponse Parameter in miniOrange SAML…
CVE-2026-77995 — Critical (CVSS 10.0): Joomla Extension - miniorange.com - Arbitrary account takeover in miniOrange OAuth Client < 3.2.0, OAuth Single Sign-On…
CVE-2025-40805 — Critical (CVSS 10.0): Affected devices do not properly enforce user authentication on specific API endpoints. This could facilitate an…
CVE-2024-45032 — Critical (CVSS 10.0): A vulnerability has been identified in Industrial Edge Management Pro (All versions < V1.9.5), Industrial Edge…

Browse all CWE-639 (Authorization Bypass Through User-Controlled Key (IDOR)) vulnerabilities →