CVE-2021-43798
Summary
Grafana versions 8.0.0-beta1 through 8.3.0 (except for patched versions) are vulnerable to directory traversal, allowing access to local files.
Shortened by a language model. Every number, version and name in it is checked against the description below, and it is only shown when it is clearly shorter.
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2025-10-09 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- 2025-10-30 Remediation deadlineCISA's due date for federal agencies to fix it
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 88.5% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Added to CISA KEV
- 2025-10-09
- Exploit probability
- 88.5% · EPSS, next 30 days
- Weakness
- CWE-22 · Path traversal
- Record status
- Analyzed
Affected
- Grafana < 8.0.7
- Grafana < 8.1.8
- Grafana < 8.2.7
- Grafana 8.0.0
- Grafana 8.3.0
Attack profile CVSS 3.1 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-43798.md and follow it. Check whether this project is affected by CVE-2021-43798. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- 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/
- 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/
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