CVE catalog
CVE-2026-28383
A request to the Grafana plugin resources endpoint can cause unbounded memory allocation by reading the entire request body into memory. An authenticated user can exploit this to trigger an out-of-mem
- Severity
- Medium · CVSS 6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.33% · Oct 25, 2026
A flaw was found in Grafana. An authenticated user can exploit a vulnerability in the plugin resources endpoint by sending a request that causes unbounded memory allocation. This occurs when the system attempts to read the entire request body into memory. Successful exploitation can lead to an out-of-memory condition, resulting in a denial of service (DoS) for the system. grafana: Grafana: Denial of Service via unbounded memory allocation in plugin resources endpoint The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Cpe | grafana | Not reported | 11.6.14 | fixed |
| Cpe | grafana | Not reported | 12.2.8 | fixed |
| Cpe | grafana | Not reported | 12.3.6 | fixed |
| Cpe | grafana | Not reported | 12.4.3 | fixed |
| Cpe | grafana | Not reported | Not reported | unknown |
| Ubuntu | grafana | 16.04 | 2.6.0+dfsg-1 | vulnerable |
| Cpe | grafana | Not reported | Not reported | unknown |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Cpe | grafana | cpe | Not reported | 11.6.14 | Not reported | Not reported | Not reported |
| Cpe | grafana | cpe | Not reported | 12.2.8 | Not reported | Not reported | Not reported |
| Cpe | grafana | cpe | Not reported | 12.3.6 | Not reported | Not reported | Not reported |
| Cpe | grafana | cpe | Not reported | 12.4.3 | Not reported | Not reported | Not reported |
OpenFactory catalog packages
No matching packages in this catalog.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_3718-1.json]
- [https://grafana.com/security/security-advisories/cve-2026-28383]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-28383]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-28383]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-28383.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1546.json]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]