CVE-2025-11539
BaseFortify
Publication date: 2025-10-09
Last updated on: 2025-10-09
Assigner: Grafana Labs
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| grafana | grafana-image-renderer | 4.0.16 |
| grafana | grafana-image-renderer | 1.0.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-94 | The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in Grafana Image Renderer allows remote code execution because the /render/csv endpoint does not properly validate the filePath parameter. An attacker can exploit this to write a shared object file to an arbitrary location, which is then loaded by the Chromium process, enabling the attacker to execute code remotely.
How can this vulnerability impact me? :
If exploited, this vulnerability can lead to remote code execution on the affected system, allowing an attacker to run arbitrary code with potentially high privileges. This can result in full system compromise, data theft, service disruption, or further attacks within the network.
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include changing the default authToken to a strong, unique token to prevent unauthorized access, and restricting network access to the image renderer endpoint to trusted users only. Additionally, upgrading grafana-image-renderer to a version later than 4.0.16 where this vulnerability is fixed is recommended.