CVE-2026-25644
TLS Downgrade MITM Vulnerability in DataHub LDAP Ingestion
Publication date: 2026-02-06
Last updated on: 2026-02-20
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
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| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| datahub | datahub | to 1.3.1.8 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-295 | The product does not validate, or incorrectly validates, a certificate. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
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.
How can this vulnerability impact me? :
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.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
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.