What is CVE-2018-12099?

CVE-2018-12099 is a medium-severity vulnerability in Grafana, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-06-11.

How severe is CVE-2018-12099?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Grafana

CVE-2018-12099

Grafana before 5.2.0-beta1 has XSS vulnerabilities in dashboard links.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-06-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.021 (81.8th percentile), scored 2026-11-01.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/grafana/grafana/pull/11813 (Exploit, Patch, Third Party Advisory, Issue Tracking)
github.com/grafana/grafana/releases/tag/v5.2.0-beta1 (Third Party Advisory)
security.netapp.com/advisory/ntap-20190416-0004/ (Third Party Advisory)

Frequently asked questions

What is CVE-2018-12099?: CVE-2018-12099 is a medium-severity vulnerability in Grafana, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-06-11.
How severe is CVE-2018-12099?: Medium severity. CVSS v3 base score is 6.1 out of 10.