CVE-2025-3950: Exposure of Private Personal Information to an Unauthorized Actor in GitLab

Published Jan 9, 2026
·
Updated

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.3 before 18.5.5, 18.6 before 18.6.3, and 18.7 before 18.7.1 that could have allowed a user to leak certain information by referencing specially crafted images that bypass asset proxy protection.

Other sources

GitLab has remediated an issue that could have allowed a user to leak sensitive connection information by referencing specially crafted images that bypass asset proxy protection.

GitLab

Affected Software

7 affected componentsFixes available
GitLab GitLab>=10.3<18.5.5, >=18.6<18.6.3, >=18.7<18.7.1
18.5.518.6.318.7.1
GitLab GitLab>=10.3.0<18.5.5
GitLab GitLab>=10.3.0<18.5.5
GitLab GitLab>=18.6.0<18.6.3
GitLab GitLab>=18.6.0<18.6.3
GitLab GitLab>=18.7.0<18.7.1
GitLab GitLab>=18.7.0<18.7.1

Remediation

Information

Upgrade to versions 18.5.5, 18.6.3, 18.7.1 or above.

Event History

Jan 9, 2026
CVE Published
via MITRE·10:04 AM
Data Sourced
via MITRE·10:04 AM
RemedyDescriptionSeverityWeakness
Data Sourced
via NVD·10:15 AM
DescriptionSeverityWeaknessAffected Software
Apr 22, 2026
Data Sourced
via GitLab·02:07 AM
DescriptionSeverityAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-3950?

CVE-2025-3950 has a severity rating that indicates a moderate risk due to the potential for sensitive information leakage.

2

How do I fix CVE-2025-3950?

To remediate CVE-2025-3950, users should upgrade to GitLab version 18.7.1 or later.

3

Who is affected by CVE-2025-3950?

CVE-2025-3950 affects GitLab versions from 10.3 up to 18.5.5, 18.6.3, and 18.7.1.

4

What kind of sensitive information can CVE-2025-3950 expose?

CVE-2025-3950 can potentially expose sensitive connection information by referencing specially crafted images.

5

What does the asset proxy protection do in GitLab?

The asset proxy protection in GitLab is designed to prevent unauthorized access to sensitive assets, which CVE-2025-3950 could bypass.

Contact

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