Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-43798

98
FAUCET Score

CVE-2021-43798 is a critical directory traversal vulnerability affecting Grafana versions 8.0.0-beta1 through 8.3.0, allowing unauthenticated attackers to access local files via a specially crafted URL. With a CVSS score of 7.5 (HIGH), it presents a low-complexity, network-exploitable threat leading to full confidentiality compromise. This vulnerability is actively exploited in the wild, with public exploit code available in Metasploit, Nuclei templates, and ExploitDB, and has garnered significant community discussion and media attention. Organizations using affected Grafana versions are strongly advised to upgrade to patched versions 8.0.7, 8.1.8, 8.2.7, or 8.3.1 immediately.

Impacted Technologies

VendorProductVersion(s)CPE
>= 8.0.1, < 8.0.7CPE matchmatch criteria
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
>= 8.1.0, < 8.1.8CPE matchmatch criteria
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
>= 8.2.0, < 8.2.7CPE matchmatch criteria
cpe:2.3:a:grafana:grafana:*:*:*:*:*:*:*:*
8.0.0CPE matchmatch criteria
cpe:2.3:a:grafana:grafana:8.0.0:beta1:*:*:*:*:*:*
8.0.0CPE matchmatch criteria
cpe:2.3:a:grafana:grafana:8.0.0:beta2:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
88.85%
Probability of exploitation in next 30 days
EPSS Percentile
99.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Added to KEV · Oct 9, 2025
Metasploit: Grafana Plugin Path Traversal · Dec 2, 2021
Nuclei: CVE-2021-43798 · Dec 8, 2021
ExploitDB: EDB-50581 · Dec 9, 2021
This CVE's current EPSS score of 0.8885 is in the 100th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (5)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/grafana/grafanaFixed in: 8.3.1
gopatch availablevia ghsa
Product: github.com/grafana/grafanaFixed in: 8.2.7
gopatch availablevia ghsa
Product: github.com/grafana/grafanaFixed in: 8.1.8
gopatch availablevia ghsa
Product: github.com/grafana/grafanaFixed in: 8.0.7

Vendor Advisories (2)

goGHSA-8pjx-jj86-j47phigh

Grafana path traversal

Feb 1, 2024
redhatCVE-2021-43798Moderate

grafana: path traversal vulnerability

Dec 7, 2021

References

cisa.gov / known-exploited-vulnerabilities-catalog
US Government Resource
packetstormsecurity.com / files/165198/Grafana-Arbitrary-File-Reading.html
Third Party AdvisoryVDB Entry
packetstormsecurity.com / files/165221/Grafana-8.3.0-Directory-Traversal-Arbitrary-File-Read.html
ExploitThird Party AdvisoryVDB Entry
github.com / grafana/grafana/commit/c798c0e958d15d9cc7f27c72113d572fa58545ce
PatchThird Party Advisory
github.com / grafana/grafana/security/advisories/GHSA-8pjx-jj86-j47p
PatchVendor Advisory
grafana.com / blog/2021/12/08/an-update-on-0day-cve-2021-43798-grafana-directory-traversal
Vendor Advisory
security.netapp.com / advisory/ntap-20211229-0004
Third Party Advisory
openwall.com / lists/oss-security/2021/12/09/2
Mailing ListPatchThird Party Advisory
openwall.com / lists/oss-security/2021/12/10/4
Mailing ListPatchThird Party Advisory