XSS in Grafana
CVE-2025-4123
A cross-site scripting (XSS) vulnerability exists in Grafana caused by combining a client path traversal and open redirect. This allows attackers to redirect users to a website that hosts a frontend plugin that will execute arbitrary JavaS…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.951 (99.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:L.
Affected products
- Grafana — versions 12.0.0+security-01, 11.4.4, 10.4.18
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@grafana.com (vendor-advisory, Vendor Advisory)
- security@grafana.com (release-notes, mitigation, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-4123?
- CVE-2025-4123 is a high-severity vulnerability in Grafana, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2025-05-22.
- How severe is CVE-2025-4123?
- High severity. CVSS v3 base score is 7.6 out of 10.
- Is CVE-2025-4123 known to be exploited?
- 26 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.