CVE-2021-43798 KEV EXPLOIT
7.5
HIGH · CVSS 3.1 · EPSS 88.5% (pctl 100)
Patch first
On CISA KEV — known exploited in the wild, due 2025-10-30.
Description
Grafana is an open-source platform for monitoring and observability. Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) iss vulnerable to directory traversal, allowing access to local files. The vulnerable URL path is: `<grafana_host_url>/public/plugins//`, where is the plugin ID for any installed plugin. At no time has Grafana Cloud been vulnerable. Users are advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1. The GitHub Security Advisory contains more information about vulnerable URL paths, mitigation, and the disclosure timeline.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| EPSS | 88.5% — more likely to be exploited than 100% of all CVEs |
| Weakness | CWE-22 |
| On CISA KEV | yes — remediate by 2025-10-30 |
| Public exploit | yes |
| Published | 2021-12-07 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Grafana Path Traversal Vulnerability |
|---|---|
| Added | 2025-10-09 |
| Due | 2025-10-30 |
| Vendor / product | Grafana Labs / Grafana |
| Ransomware use | none reported |
Affected (1)
| Vendor | Product |
|---|---|
| grafana | grafana |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Grafana 8.3.0 - Directory Traversal and Arbitrary File Read | 2021-12-09 |
References
- http://packetstormsecurity.com/files/165198/Grafana-Arbitrary-File-Reading.html
- http://packetstormsecurity.com/files/165221/Grafana-8.3.0-Directory-Traversal-Arbitrary-File-Read.html
- http://www.openwall.com/lists/oss-security/2021/12/09/2
- http://www.openwall.com/lists/oss-security/2021/12/10/4
- https://github.com/grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce
- https://github.com/grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p
- https://grafana.com/blog/2021/12/08/an-update-on-0day-cve-2021-43798-grafana-directory-traversal/
- https://security.netapp.com/advisory/ntap-20211229-0004/
- http://packetstormsecurity.com/files/165198/Grafana-Arbitrary-File-Reading.html
- http://packetstormsecurity.com/files/165221/Grafana-8.3.0-Directory-Traversal-Arbitrary-File-Read.html
- http://www.openwall.com/lists/oss-security/2021/12/09/2
- http://www.openwall.com/lists/oss-security/2021/12/10/4
- https://github.com/grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce
- https://github.com/grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p
- https://grafana.com/blog/2021/12/08/an-update-on-0day-cve-2021-43798-grafana-directory-traversal/
- https://security.netapp.com/advisory/ntap-20211229-0004/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-43798
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