[NEW] [medium] Grafana: Multiple vulnerabilities
An attacker can exploit multiple vulnerabilities in Grafana to conduct a denial of service attack or perform cross-site scripting attacks.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to conduct denial of service attacks or perform cross-site scripting attacks.
- Who is affected
- Users of Grafana with the affected versions.
- Urgency
- Remediation is medium urgency due to the potential for service disruption and security risks from XSS.
- Action
- Update Grafana to the latest version to mitigate the vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2289
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-333820.39% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-86090.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 33% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-85950.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-33382 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-8609 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-8595 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- mediumCVE-2026-8609: An unauthenticated attacker can repeatedly call Grafana's OAuth login route with unique values,…nvd
- mediumCVE-2026-8595: A user with Editor permissions can craft a dashboard whose table (TableNG) panel contains a mal…nvd
- highCVE-2026-33382: Several Grafana API endpoints, some of them unauthenticated, do not limit the size of the requ…nvd
Recent advisories for Grafana
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[UPDATE] [mittel] Grafana Enterprise: Mehrere Schwachstellen ermöglichen Erlangen von Benutzer- oder Administr…cert-bund · 2026-09-10
- medium[UPDATE] [mittel] Grafana: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen und Manipulation von D…cert-bund · 2026-09-10
- medium[UPDATE] [mittel] Grafana: Schwachstelle ermöglicht Denial of Servicecert-bund · 2026-09-07
- medium[UPDATE] [mittel] Grafana: Schwachstelle ermöglicht Cross-Site Scriptingcert-bund · 2026-09-07
- medium[UPDATE] [mittel] Grafana: Schwachstelle ermöglicht Privilegieneskalationcert-bund · 2026-09-04
- mediumCVE-2026-19475: An authenticated user with permission to query a SQL data source can bypass the fix for CVE-20…nvd · 2026-09-02
More from CERT-Bund (BSI) Security Advisories
- high[UPDATE] [hoch] Red Hat Enterprise Linux (postgis, virtuoso-opensource): Mehrere Schwachstellen2026-09-11
- medium[UPDATE] [mittel] Red Hat Enterprise Linux: Mehrere Schwachstellen2026-09-11
- medium[UPDATE] [mittel] Linux Kernel: Schwachstelle ermöglicht Denial of Service2026-09-11
- medium[UPDATE] [mittel] Linux Kernel: Mehrere Schwachstellen2026-09-11
- high[UPDATE] [hoch] OpenSSL: Mehrere Schwachstellen2026-09-11