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CVE-2026-1732— Improper Removal of Sensitive Information Before Storage or Transfer in GitLab

Quick assessment

Affected
GitLab GitLab
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

GitLab是美国GitLab公司的一个端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab CE和EE 18.7.6之前版本、18.8.6之前版本和18.9.2之前版本存在安全漏洞，该漏洞源于特定情况下过滤不当，可能导致经过身份验证的用户泄露机密问题标题。

CVSS 4.3 · Medium EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2026-1732

Vulnerability Information
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Vulnerability Title
Improper Removal of Sensitive Information Before Storage or Transfer in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.6 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to disclose confidential issue titles due to improper filtering under certain circumstances.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的不恰当跨边界移除
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司的一个端到端软件开发平台，具有内置的版本控制、问题跟踪、代码审查、CI/CD（持续集成和持续交付）等功能。 GitLab CE和EE 18.7.6之前版本、18.8.6之前版本和18.9.2之前版本存在安全漏洞，该漏洞源于特定情况下过滤不当，可能导致经过身份验证的用户泄露机密问题标题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 12.6 ~ 18.7.6 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-1732

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III. Intelligence Information for CVE-2026-1732

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Patches & Fixes for CVE-2026-1732 (1)

Same Patch Batch · GitLab · 2026-03-11 · 14 CVEs total

CVE-2026-1090 8.7 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2026-1069 7.5 HIGH Uncontrolled Recursion in GitLab
CVE-2025-14513 7.5 HIGH Improper Validation of Specified Quantity in Input in GitLab
CVE-2025-13929 7.5 HIGH Allocation of Resources Without Limits or Throttling in GitLab
CVE-2025-13690 6.5 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2025-12576 6.5 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-3848 5.0 MEDIUM Improper Neutralization of CRLF Sequences ('CRLF Injection') in GitLab
CVE-2026-1663 4.3 MEDIUM Missing Authorization in GitLab
CVE-2026-0602 4.3 MEDIUM Authentication Bypass Using an Alternate Path or Channel in GitLab
CVE-2025-12555 4.3 MEDIUM Incorrect Authorization in GitLab
CVE-2026-1230 4.1 MEDIUM Use of Incorrectly-Resolved Name or Reference in GitLab
CVE-2025-12704 3.5 LOW Missing Authorization in GitLab
CVE-2025-12697 2.2 LOW Improper Encoding or Escaping of Output in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-212

V. Comments for CVE-2026-1732

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