CVE-2026-21724: A vulnerability has been discovered in Grafana OSS where an authorization bypass in the provisioning contact points API allows users with Editor role to modify…

PriorityP423medium4.3CVSS 3.1

AVNACLPRLUINSUCNILAN

EPSS

0.24%

14.8th percentile

A vulnerability has been discovered in Grafana OSS where an authorization bypass in the provisioning contact points API allows users with Editor role to modify protected webhook URLs without the required alert.notifications.receivers.protected:write permission.

Affected

9 ranges

Vendor	Product	Version range	Fixed in
github.com	grafana_grafana	>= 0 < 1.9.2-0.20260323180334-daffe750de85	1.9.2-0.20260323180334-daffe750de85
grafana	grafana	>= 11.6.9 < 11.6.14	11.6.14
grafana	grafana	>= 12.1.5 < 12.1.10	12.1.10
grafana	grafana	>= 12.2.2 < 12.2.8	12.2.8
grafana	grafana	>= 12.3.1 < 12.3.6	12.3.6
grafana	grafana_oss	>= 11.6.9 < 11.6.14	11.6.14
grafana	grafana_oss	>= 12.1.5 < 12.1.10	12.1.10
grafana	grafana_oss	>= 12.2.2 < 12.2.8	12.2.8
grafana	grafana_oss	>= 12.3.1 < 12.3.6	12.3.6

CVSS provenance

nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

osv5.4MEDIUM

vendor_redhat5.4MEDIUM

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.