CVE-2026-25644
Unknown Unknown - Not Provided
TLS Downgrade MITM Vulnerability in DataHub LDAP Ingestion

Publication date: 2026-02-06

Last updated on: 2026-02-20

Assigner: GitHub, Inc.

Description
DataHub is an open-source metadata platform. Prior to version 1.3.1.8, the LDAP ingestion source is vulnerable to MITM attack through TLS downgrade. This issue has been patched in version 1.3.1.8.
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Meta Information
Published
2026-02-06
Last Modified
2026-02-20
Generated
2026-06-16
AI Q&A
2026-02-07
EPSS Evaluated
2026-06-15
NVD
CVE-2026-25644
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
datahub datahub to 1.3.1.8 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-295 The product does not validate, or incorrectly validates, a certificate.
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Executive Summary

The vulnerability in DataHub, an open-source metadata platform, affects the LDAP ingestion source prior to version 1.3.1.8. It allows a man-in-the-middle (MITM) attack through a TLS downgrade, meaning an attacker can intercept and potentially manipulate data by forcing the connection to use a less secure protocol.

Impact Analysis

This vulnerability can lead to a compromise of the confidentiality of data transmitted via the LDAP ingestion source in DataHub. Since the attacker can perform a MITM attack by downgrading TLS, sensitive information could be intercepted or exposed. The CVSS score of 7.5 indicates a high severity with a significant impact on confidentiality.

Compliance Impact

I don't know

Detection Guidance

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Mitigation Strategies

To mitigate this vulnerability, upgrade DataHub to version 1.3.1.8 or later, where the LDAP ingestion source TLS downgrade issue has been patched.

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