CVE-2026-56151

This CVE affects Kibana with Fleet: Improper Input Validation (CWE-20) enabling Denial of Service via crafted Fleet policy input. Affected versions include 8.x (8.0.0–8.19.16), 9.x (9.0.0–9.3.5 and 9.4.0–9.4.2). The root cause is input validation failure for Fleet policy inputs, allowing an authe...

CVE-2026-56151

Improper Input Validation CWE-20 in Kibana can lead to a denial of service via Input Data Manipulation CAPEC-153. An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can render Fleet agent, server, and policy management functionality...

EUVD-2026-41085

Improper Input Validation CWE-20 in Kibana can lead to a denial of service via Input Data Manipulation CAPEC-153. An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can render Fleet agent, server, and policy management functionality...

CVE-2026-56151 Improper Input Validation in Kibana Leading to Denial of Service

Improper Input Validation CWE-20 in Kibana can lead to a denial of service via Input Data Manipulation CAPEC-153. An authenticated user can submit a specially crafted Fleet policy input that is not correctly validated, which can render Fleet agent, server, and policy management functionality...

EUVD-2026-41077

Allocation of Resources Without Limits or Throttling CWE-770 in Fleet Server can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker can submit a specially crafted request to an upload endpoint that causes excessive memory consumption, which may render Fleet Server...

CVE-2026-56150 Allocation of Resources Without Limits or Throttling in Fleet Server Leading to Denial of Service

Allocation of Resources Without Limits or Throttling CWE-770 in Fleet Server can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker can submit a specially crafted request to an upload endpoint that causes excessive memory consumption, which may render Fleet Server...

CVE-2026-56150

Allocation of Resources Without Limits or Throttling CWE-770 in Fleet Server can lead to a denial of service via Excessive Allocation CAPEC-130. An attacker can submit a specially crafted request to an upload endpoint that causes excessive memory consumption, which may render Fleet Server...

CVE-2026-56150

MODE C: CVE-2026-56150 affects Elastic Fleet Server via Allocation of Resources Without Limits or Throttling (upload endpoint memory exhaustion). Multiple connected sources describe the vulnerability in Fleet Server's internal API packages and uploader, enabling an attacker to exhaust RAM and pot...

Fleet Server 8.19.15, 9.3.4, 9.4.0 Security Update (ESA-2026-41)

Dependency on Vulnerable Third-Party Component in Fleet Server Leading to Denial of Service Dependency on Vulnerable Third-Party Component CWE-1395 exists in the Go standard library used by Fleet Server that could allow a remote attacker to cause denial of service by sending a specially crafted...

CVE-2026-11887

creationtimestamp| type| source ---|---|--- 2026-07-01 10:10:46+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3mplbnun5qd2k 2026-07-01 11:47:09+00:00| seen| https://bsky.app/profile/kriptabiz.bsky.social/post/3mplh27shlu2h...

PT-2026-54763

Name of the Vulnerable Software and Affected Versions Rancher Fleet affected versions not specified Description An authentication bypass exists in the webhook component. Additionally, a Pod Security Standard PSS bypass can be achieved through the manipulation of namespace labels. Recommendations ...

PT-2026-55202

Name of the Vulnerable Software and Affected Versions Fleet versions prior to 0.15.2 Fleet versions prior to 0.14.6 Fleet versions prior to 0.13.11 Fleet versions prior to 0.12.15 Description An issue exists when the webhook endpoint is configured without a secret, allowing unauthenticated...

PT-2026-54762

Name of the Vulnerable Software and Affected Versions Fleet versions prior to 0.12.15 Fleet versions prior to 0.13.11 Fleet versions prior to 0.14.6 Fleet versions prior to 0.15.2 Description Fleet forwards Helm authentication credentials BasicAuth to any URL specified in the helm.repo field of a...

PT-2026-55201

Name of the Vulnerable Software and Affected Versions SUSE Rancher Fleet versions prior to 0.15.2 SUSE Rancher Fleet versions prior to 0.14.6 SUSE Rancher Fleet versions prior to 0.13.11 SUSE Rancher Fleet versions prior to 0.12.15 Description Missing validation of valuesFrom references in the He...

PT-2026-54866

Name of the Vulnerable Software and Affected Versions Kibana affected versions not specified Description Improper input validation in the Fleet policy management functionality allows an authenticated user to submit specially crafted input. This can lead to a denial of service, rendering the Fleet...

CVE-2026-44948

A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service...

CVE-2026-44948 Path Traversal in Rancher Fleet ImageScan GitRepo Path Handler

A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service...

CVE-2026-44948

CVE-2026-44948 describes a path traversal vulnerability in Rancher Fleet’s ImageScan subsystem, specifically in the GitRepo Path Handler. Affected versions are Rancher Fleet 0.12.0–0.12.16, 0.13.0–0.13.12, 0.14.0–0.14.7, and 0.15.0–0.15.3. The issue allows traversal outside the intended directory...

CVE-2026-44948

A path traversal vulnerability was found in Fleet's ImageScan subsystem in Rancher Fleet 0.12.0 up to 0.12.16, 0.13.0 up to 0.13.12, 0.14.0 up to 0.14.7 and 0.15.0 up to 0.15.3 could be used to traverse outside of the intended directory, causing a denial of service...

CVE-2026-44949

A Rancher FleetWorkspace admission path allowed side effects to occur in the Rancher webhook handler for versions 0.7.0 up to 0.7.10, 0.8.0 up to 0.8.7, 0.9.0 up to 0.9.6 and 0.10.0 up to 0.10.7. An unauthenticated attacker with network access to the in-cluster rancher-webhook service could submi...