What is GHSA-8c7v-vg28-7vr8?

GHSA-8c7v-vg28-7vr8 is a security advisory published by GitHub Security Advisories with Medium severity. A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side...

Which CVE IDs does GHSA-8c7v-vg28-7vr8 cover?

GHSA-8c7v-vg28-7vr8 covers the following CVE IDs: CVE-2026-88858. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8c7v-vg28-7vr8?

GHSA-8c7v-vg28-7vr8 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-8c7v-vg28-7vr8MediumCVSS 6.5

A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side...

Vendor

GitHub Security Advisories

Published

October 28, 2026

Last Modified

October 28, 2026

🔗 CVE IDs covered (1)

CVE-2026-88858 →

📋 Description

A user with the Viewer role in Grafana can crash the server by submitting a crafted server-side math expression (uncontrolled recursion). A user with permission to provision alert rules can make the outage persist across restarts.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-88858
https://grafana.com/security/security-advisories/cve-2026-88858
https://github.com/advisories/GHSA-8c7v-vg28-7vr8