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OpenAdvisories
High RHSA-2026:68778 14 CVEs

Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

Published Sep 22, 2026 · Updated Oct 17, 2026

Ecosystem: Red Hat

Fixed packages 1

ReleasePackageFixed in
Red Hat · Hardened Images 1 hummingbird:1 grafana13.2 0:13.2.1-0.5.hum1

Vulnerabilities 14

  • High 7.5
    CVE-2026-42127

    Pre-authentication denial of service in the public dashboard query endpoint

    The public dashboard query endpoint does not limit request body size before processing, allowing unauthenticated attackers to trigger excessive memory allocation by sending arbitrarily large JSON payloads. This can lead to denial of service through memory exh…

    Grafana Grafana OSS Grafana Enterprise grafana Web / CMS Ubuntu Alpine Wolfi Go
  • High 7.5
    CVE-2026-92599

    Joi before 17.13.7 and 18.2.6 ReDoS via isoDate

    joi (npm package `joi`, hapi.js) versions >=17.2.0 <17.13.7 and >=18.0.0 <18.2.6 are vulnerable to regular expression denial of service in the `Joi.string().isoDate()` validation rule. One of the regular expressions the rule applies to the input is unanchored…

    hapijs joi opensearch-dashboards-3 thingsboard-tb-js-executor Wolfi npm
  • High 7.4
    CVE-2026-33376

    Auth Proxy IPv6 whitelist bypass

    When using an IPv6 allow-list for the Auth Proxy feature, it defaults to /32 addresses. Addresses specifying a mask explicitly are not affected; to mitigate easily, add the desired mask (usually /128) to the addresses. Only auth proxy is affected; Okta, SAML,…

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • High 7.1
    CVE-2026-33377

    Dashboard Import Overwrites ACL — Editor Privilege Escalation to Dashboard Admin

    An Editor can overwrite a dashboard not owned by them to acquire admin on that specific dashboard. The user must have write access to the dashboard to escalate privilege.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.5
    CVE-2026-28376

    Grafana Live push endpoint allows unbounded memory allocation leading to OOM

    The Grafana Live push endpoint can be exploited to cause unbounded memory allocation by sending a large or streaming request body, potentially leading to out-of-memory conditions. An authenticated user with access to the Grafana Live API can trigger this issu…

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.5
    CVE-2026-28379

    Viewer-triggered race condition in Grafana Live leads to complete server crash

    A race condition in Grafana Live allows authenticated users with Viewer role to trigger a server crash by sending concurrent requests that cause a fatal map access error. This results in complete service unavailability requiring restart of the Grafana server.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.5
    CVE-2026-28380

    BAC in Snapshot API allows deletion of unauthorized dashboard snapshots

    Any Editor could delete any snapshot, even if they have no access to read or write them.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.5
    CVE-2026-28383

    Grafana plugin resources can lead to unbounded memory allocation

    A request to the Grafana plugin resources endpoint can cause unbounded memory allocation by reading the entire request body into memory. An authenticated user can exploit this to trigger an out-of-memory condition, potentially causing a denial of service.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.5
    CVE-2026-33378

    Grafana Data Source Plugin: DoS (OOM) via Negative Interval Injection in $__timeGroup Macro

    Using the $__timeGroup macro, one can achieve an OOM by overloading the server. This requires a SQL datasource. If the server is set up to auto-restart, the impact is minimal or non-existent, as the attack can take upwards of half an hour to crash the server.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi
  • Medium 6.3
    CVE-2026-33380

    SQL Expressions Read File From Disk

    A vulnerability in SQL Expressions allows an authenticated attacker to read arbitrary files from the Grafana server's filesystem. Only instances with the sqlExpressions feature toggle enabled are vulnerable.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi Go
  • Medium 6.3
    CVE-2026-81871

    OpenTelemetry-Go: Log gRPC exporter ignores env TLS certs, bypassing mTLS/pinning

    OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.21.0, the exporters/otlp/otlplog/otlploggrpc package loads OTEL_EXPORTER_OTLP_LOGS_CERTIFICATE, OTEL_EXPORTER_OTLP_CERTIFICATE, and related client certificate environment variables…

    open-telemetry opentelemetry-go zot kots Debian Ubuntu Azure Linux Wolfi Go
  • Medium 6.3
    CVE-2026-81872

    OpenTelemetry-Go: BatchProcessor can busy-spin when export buffer is full

    OpenTelemetry-Go is the Go implementation of OpenTelemetry. Prior to version 0.21.0, the go.opentelemetry.io/otel/sdk/log BatchingProcessor can enter a tight CPU loop when attacker-driven log emission fills its asynchronous export buffer while the exporter is…

    open-telemetry opentelemetry-go kubescape guac Debian Ubuntu Azure Linux Wolfi Go
  • Medium 5.9
    CVE-2026-33381

    Users can generate Service Account tokens after permissions removal

    When a user's access to mint tokens for a service account is revoked, it is sometimes still possible to do so for a few seconds after the event. The user will eventually lose access to do this.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi Go
  • Medium 4.3
    CVE-2026-28374

    IDOR in Annotations API allows unprivileged users to DELETE annotation

    Editors could delete any annotation, even those they do not have read access to. The editor user cannot create or read the annotations.

    Grafana Grafana OSS grafana grafana-12.4 Web / CMS Ubuntu Wolfi

References

  • report
    https://access.redhat.com/security/cve/CVE-2026-81871
  • article
    https://access.redhat.com/security/updates/classification/
  • article
    https://images.redhat.com/
  • report
    https://access.redhat.com/security/cve/CVE-2026-33380
  • report
    https://access.redhat.com/security/cve/CVE-2026-33378
  • report
    https://access.redhat.com/security/cve/CVE-2026-28374
  • report
    https://access.redhat.com/security/cve/CVE-2026-33377
  • report
    https://access.redhat.com/security/cve/CVE-2026-28380
  • report
    https://access.redhat.com/security/cve/CVE-2026-33381
  • report
    https://access.redhat.com/security/cve/CVE-2026-28376
  • report
    https://access.redhat.com/security/cve/CVE-2026-28379
  • report
    https://access.redhat.com/security/cve/CVE-2026-33376
  • report
    https://access.redhat.com/security/cve/CVE-2026-28383
  • report
    https://access.redhat.com/security/cve/CVE-2026-81872
  • report
    https://access.redhat.com/security/cve/CVE-2026-92599
  • report
    https://access.redhat.com/security/cve/CVE-2026-42127
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_68778.json
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477253
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28374
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28374
  • article
    https://grafana.com/security/security-advisories/cve-2026-28374
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477259
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28376
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28376
  • article
    https://grafana.com/security/security-advisories/cve-2026-28376
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477264
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28379
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28379
  • article
    https://grafana.com/security/security-advisories/cve-2026-28379
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477240
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28380
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28380
  • article
    https://grafana.com/security/security-advisories/cve-2026-28380
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477255
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-28383
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-28383
  • article
    https://grafana.com/security/security-advisories/cve-2026-28383
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2477262
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-33376