# Grafana Labs Grafana: Grafana Path Traversal Vulnerability · pwn.watch

> Grafana contains a path traversal vulnerability that could allow access to local files. Added to CISA KEV on 2025-10-09.

Page: https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798 · generated 2026-10-23T00:16:28.879Z

## Status
- Severity: high · status: closed · patch: patched
- Product: Grafana Labs Grafana
- Started: 2025-10-09 · closed: 2025-10-09
- CVEs: CVE-2021-43798
- Affected: See vendor advisory / CISA notes (versions not always listed in KEV feed)
- Fixed in: See vendor advisory linked in sources

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798/feed.xml
- JSON Feed: https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798.json
- This file: https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798/llms.txt

## Updates (newest first)
- 2025-10-09: CISA added CVE-2021-43798 to the KEV catalog (due 2025-10-30).

## Fix brief
# Security brief: Grafana Labs Grafana: Grafana Path Traversal Vulnerability

Source: https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798 · status: closed (closed Oct 9, 2025) · severity: high · updated Oct 9, 2025

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
Grafana contains a path traversal vulnerability that could allow access to local files. Added to CISA KEV on 2025-10-09.

Severity detail: CVSS 7.5 (CNA, v3.1); actively exploited (CISA KEV)

- Product: Grafana Labs Grafana
- CVE / advisory ids: CVE-2021-43798

## Affected versions
- See vendor advisory / CISA notes (versions not always listed in KEV feed)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- See vendor advisory linked in sources

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Latest updates
- Oct 9, 2025: CISA added CVE-2021-43798 to the KEV catalog (due 2025-10-30).

## Advisories
- [Grafana Labs advisory: Grafana Labs Grafana](https://grafana.com/blog/2021/12/07/grafana-8.3.1-8.2.7-8.1.8-and-8.0.7-released-with-high-severity-security-fix/) (Grafana Labs)
- [NVD: CVE-2021-43798](https://nvd.nist.gov/vuln/detail/CVE-2021-43798) (NVD)
- [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA)

## Caveats
Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

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Machine-readable: https://pwn.watch/i/grafana-labs-grafana-cve-2021-43798.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.