CVE-2023-3128Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily…
- 9.4CriticalCVSS base score
- 4.0%Exploitation in 30 daysEPSS · top 9.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- YesPublic exploitsa reference or SSVC says so
Description
Grafana is validating Azure AD accounts based on the email claim. On Azure AD, the profile email field is not unique and can be easily modified. This leads to account takeover and authentication bypass when Azure AD OAuth is configured with a multi-tenant app.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. CISA's SSVC rates its exploitation: a proof of concept is public.
Timeline
ID reserved
By GRAFANA
- 16 days later
· 16 days later
Published
- 20 months later
· 20 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| GRAFANACNA (assigner) | 3.1 | Critical9.4 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.0% · top 9.3% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: poc · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.4.
Affected products
- affected 9.5.0 – < 9.5.4
- affected 9.4.0 – < 9.4.13
- affected 9.3.0 – < 9.3.16
- affected 9.2.0 – < 9.2.20
- affected 6.7.0 – < 8.5.27
- affected 9.5.0 – < 9.5.4
- affected 9.4.0 – < 9.4.13
- affected 9.3.0 – < 9.3.16
- affected 9.2.0 – < 9.2.20
- affected 6.7.0 – < 8.5.27
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- Gogithub.com/grafana/grafanaGHSA-mpv3-g8m3-3fjc (opens in a new tab)
References
References3
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-1845 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-mpv3-g8m3-3fjc (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-3128)Record last updated .