CVE-2026-27880 PUBLISHED

OpenFeature evaluation API reads input data with no bounds

Assigner: GRAFANA
Reserved: 24.02.2026 Published: 27.03.2026 Updated: 27.03.2026

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

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 7.5

Product Status

Vendor Grafana
Product Grafana
Versions Default: unaffected
  • affected from v12.1.0 to v12.1.10 (excl.)
  • affected from v12.2.0 to v12.2.8 (excl.)
  • affected from v12.3.0 to v12.3.6 (excl.)
  • affected from v12.4.0 to v12.4.2 (excl.)

References