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CVE-2026-82837— Insertion of Sensitive Information Into Sent Data 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 已修复 GitLab CE/EE 中的一个安全问题。该问题影响以下版本： 10.1.0 至 19.1.8 之前的所有版本 19.2 至 19.2.6 之前的版本 19.3 至 19.3.2 之前的版本 在特定条件下，由于内部数据输出端点的授权检查不当，经过身份验证的用户可能绕过预期的代理机制，从而访问敏感的凭据和令牌。

CVSS 5.3 · Medium

Affected Version Matrix 3

VendorProduct Version RangeStatus
GitLab GitLab 10.1.0< 19.1.8 affected
19.2< 19.2.6 affected
19.3< 19.3.2 affected
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I. Basic Information for CVE-2026-82837

Vulnerability Information
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Vulnerability Title
Insertion of Sensitive Information Into Sent Data in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 10.1.0 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that certain conditions could have allowed an authenticated user to access sensitive credentials and tokens without transiting the expected proxy due to improper authorization checks on internal data emission endpoints.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过发送数据的信息暴露
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
GitLab GitLab 10.1.0 ~ 19.1.8 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-82837

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III. Intelligence Information for CVE-2026-82837

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Vendor Pages for CVE-2026-82837 (1)

Other References for CVE-2026-82837 (1)

Same Patch Batch · GitLab · 2026-09-15 · 4 CVEs total

CVE-2026-88765 8.5 HIGH Improper Neutralization of Special Elements used in a Command ('Command Injection') in Git
CVE-2026-13210 7.7 HIGH Incorrect Authorization in GitLab
CVE-2026-12910 5.4 MEDIUM Missing Authentication for Critical Function in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-201

V. Comments for CVE-2026-82837

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