Known exploited
Grafana Labs
CVE published 2025-10-09
CVE-2021-43798
CVE-2021-43798 is a Grafana path traversal vulnerability that CISA lists in the Known Exploited Vulnerabilities catalog. Because CISA has marked it as known exploited, Grafana deployments should be treated as urgent remediation candidates, especially where instances are reachable by many users or exposed to the internet.