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CVE-2026-27880

OpenFeature evaluation API reads input data with no bounds PUBLISHED

Description (CNA)

The OpenFeature feature toggle evaluation endpoint reads unbounded values into memory, which can cause out-of-memory crashes.

Affected (CNA)

Vendor / productVersions
Grafana / Grafanaaffected v12.1.0 before v12.1.10; affected v12.2.0 before v12.2.8; affected v12.3.0 before v12.3.6; affected v12.4.0 before v12.4.2

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

redhat-SADP

A flaw was found in Grafana. A remote attacker can exploit the feature toggle evaluation endpoint by sending unbounded values, causing the system to read excessive data into memory. This can lead to out-of-memory crashes, resulting in a Denial of Service (DoS) for the affected service.