# CVE-2026-69146 — mlflow

> As of 2026-08-18, CVE-2026-69146 is a MEDIUM-severity vulnerability in mlflow, CVSS v3.1 6.5, EPSS 0.2% (12.8th percentile). No Threadlinqs-tracked threat campaign has been attributed to CVE-2026-69146 as of 2026-08-18; the identifier is re-checked against the Threadlinqs threat corpus on every daily ingest.

**Last updated:** 2026-08-18

## What is CVE-2026-69146?

MLflow is an open source AI engineering platform for agents, large language models, and machine learning models. From 3.13.0 until 3.15.0, LogInputs is absent from BEFORE_REQUEST_HANDLERS in the mlflow/server/auth package, allowing any authenticated user to call POST /api/2.0/mlflow/runs/log-inputs for another user's run_id and inject attacker-controlled DatasetInput records into the dataset_inputs lineage metadata without UPDATE permission. This issue is fixed in version 3.15.0.

The record classifies CVE-2026-69146 under weakness class [CWE-862](https://intel.threadlinqs.com/cwe/CWE-862). Its CVSS v3 base vector states that the flaw is reachable remotely over the network, needs low-privilege credentials, needs no user interaction, and has high impact on integrity. 1 affected-product entry is recorded, across 1 vendor, listed below. The identifier was first published 49 days ago.

## Severity and exploitation probability

- **CVSS v3.1 base score:** 6.5 — MEDIUM (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`)
- **EPSS (FIRST):** 0.2% probability of exploitation in the next 30 days, higher than 12.8% of all scored CVEs
- **CISA KEV:** Not listed in the CISA Known Exploited Vulnerabilities catalog
- **Threadlinqs priority:** 3.8/10 — a Threadlinqs composite of the CVSS base score, the EPSS percentile and public exploit availability
- **Published:** 2026-08-17, last modified 2026-08-18

## Is CVE-2026-69146 being exploited?

It currently carries a trending score of 33 in the Threadlinqs vulnerability feed.

## Affected products and versions

- **mlflow**: mlflow

Affected software packages:

- `npm:mlflow` — patched in 3.15.0

## How to fix CVE-2026-69146

Fixed versions are recorded for 1 package: npm:mlflow 3.15.0. No vendor patch reference has been recorded for CVE-2026-69146 in the tracked sources. Follow the references below for a fix, and treat the products listed above as exposed until the vendor states otherwise.

## Threat activity tracking CVE-2026-69146

No threat campaign in the Threadlinqs corpus currently references CVE-2026-69146, in its CVE list or as an indicator. The linkage is recomputed from the live corpus on every daily ingest, so this section fills in as soon as a tracked campaign cites the identifier.

## Sources

Enriched from CVE.org, NVD, FIRST EPSS, GitHub Security Advisories. Last verified by Threadlinqs on 2026-08-18. This product uses the NVD API but is not endorsed or certified by the NVD.

**Vendor advisory and patch**

- [github.com](https://github.com/mlflow/mlflow/security/advisories/GHSA-3p64-6gvh-82v5)

**Other references**

- [github.com](https://github.com/mlflow/mlflow/pull/24291)
- [github.com (5c34aec5669e2386b38b5ee0855cd61174e27693)](https://github.com/mlflow/mlflow/commit/5c34aec5669e2386b38b5ee0855cd61174e27693)
- [github.com (v3.15)](https://github.com/mlflow/mlflow/releases/tag/v3.15.0)

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-69146
Full detection coverage and IOCs for threats exploiting CVE-2026-69146 via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp