CVE-2026-27880

HIGH

OpenFeature evaluation API reads input data with no bounds

Title source: cna
STIX 2.1

Description

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

References (1)

Scores

CVSS v3 7.5
EPSS 0.0002
EPSS Percentile 6.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-787
Status published
Products (5)
grafana/grafana < 12.1.0
Grafana/Grafana v12.1.0 - v12.1.10
Grafana/Grafana v12.2.0 - v12.2.8
Grafana/Grafana v12.3.0 - v12.3.6
Grafana/Grafana v12.4.0 - v12.4.2
Published Mar 27, 2026
Tracked Since Mar 29, 2026