CVE-2025-9799
5.0 · MEDIUMOverview
CVE-2025-9799 is a medium-severity vulnerability affecting langfuse langfuse. It was published on September 1, 2025 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
A security flaw has been discovered in Langfuse up to 3.88.0. Affected by this vulnerability is the function promptChangeEventSourcing of the file web/src/features/prompts/server/routers/promptRouter.ts of the component Webhook Handler. Performing manipulation results in server-side request forgery. The attack may be initiated remotely. A high degree of complexity is needed for the attack. The exploitation appears to be difficult. The exploit has been released to the public and may be exploited.
Remediation
Check the references section for vendor advisories and patches from langfuse. Update langfuse to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| langfuse | langfuse | 0 | Affected |
Frequently Asked Questions
What is CVE-2025-9799?
CVE-2025-9799 is a medium-severity vulnerability affecting langfuse langfuse. It was published on September 1, 2025 and has a CVSS 3.1 base score of 5.0 (MEDIUM).
How severe is CVE-2025-9799?
This vulnerability has a CVSS 3.1 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2025-9799?
Check the references section for vendor advisories and patches from langfuse. Update langfuse to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-9799?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-9799 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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