CVE-2024-3848

Path Traversal Bypass in mlflow/mlflow

HIGH
7.5
CVSS Score
Published: May 16, 2024 at 09:03 AM UTC
Updated: June 17, 2026 at 07:45 AM UTC
2 products affected across 2 vendorsMlflowMLflow

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Severity
HIGH7.5
Exploit prediction
EPSS 43%
SSVC
PoC

Description

A path traversal vulnerability exists in mlflow/mlflow version 2.11.0, identified as a bypass for the previously addressed CVE-2023-6909. The vulnerability arises from the application's handling of artifact URLs, where a '#' character can be used to insert a path into the fragment, effectively skipping validation. This allows an attacker to construct a URL that, when processed, ignores the protocol scheme and uses the provided path for filesystem access. As a result, an attacker can read arbitrary files, including sensitive information such as SSH and cloud keys, by exploiting the way the application converts the URL into a filesystem path. The issue stems from insufficient validation of the fragment portion of the URL, leading to arbitrary file read through path traversal.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.12.12.11.0 ≤ v < 2.12.12.11.0
Affected range stops below 2.12.1, so it looks safe — our inference, not a vendor statement
v < 2.12.1
Affected range stops below 2.12.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-29CWE-22

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