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CVE-2026-21724

MEDIUMCVSS 4.3/10EPSS 0.24%

Last modified

CVE-2026-21724 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. 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.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.24%

14.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
GrafanaGrafana>= 11.6.9, < 11.6.14
GrafanaGrafana>= 12.1.5, < 12.1.10
GrafanaGrafana>= 12.2.2, < 12.2.8
GrafanaGrafana>= 12.3.1, < 12.3.6

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is 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 protected webhook URLs without the required alert.notifications.receivers.protected:write permission.
How severe is CVE-2026-21724?
CVE-2026-21724 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.24% probability of exploitation in the next 30 days.
How do I fix CVE-2026-21724?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-21724?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST