Grafana Annotation Delete Bypass for Editors
CVE-2026-28374 Published on May 13, 2026
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.
Weakness Type
What is an Authorization Vulnerability?
The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
CVE-2026-28374 has been classified to as an Authorization vulnerability or weakness.
Products Associated with CVE-2026-28374
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Affected Versions
Grafana OSS:- Version 8.5.0, <= 11.6.14 is affected.
- Version 11.6.14 and below 11.6.14+security-04 is affected.
- Version 12.0.0, <= 12.2.8 is affected.
- Version 12.2.8 and below 12.2.8+security-04 is affected.
- Version 12.3.0, <= 12.3.6 is affected.
- Version 12.3.6 and below 12.3.6+security-04 is affected.
- Version 12.4.0, <= 12.4.3 is affected.
- Version 12.4.3 and below 12.4.3+security-02 is affected.
- Version 13.0.0, <= 13.0.1 is affected.
- Version 13.0.1 and below 13.0.1+security-01 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.