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CVE-2026-2845— Allocation of Resources Without Limits or Throttling 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/EE 18.7.5之前版本、18.8.5之前版本和18.9.1之前版本存在安全漏洞，该漏洞源于Bitbucket Server导入端点处理不当，可能导致拒绝服务攻击。

CVSS 6.5 · Medium EPSS 0.46% · P38

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2026-2845

Vulnerability Information
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Vulnerability Title
Allocation of Resources Without Limits or Throttling in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in GitLab CE/EE affecting all versions from 11.2 before 18.7.5, 18.8 before 18.8.5, and 18.9 before 18.9.1 that could have allowed an authenticated user to cause denial of service by exploiting a Bitbucket Server import endpoint via repeatedly sending large responses.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
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/EE 18.7.5之前版本、18.8.5之前版本和18.9.1之前版本存在安全漏洞，该漏洞源于Bitbucket Server导入端点处理不当，可能导致拒绝服务攻击。
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 11.2 ~ 18.7.5 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-2845

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III. Intelligence Information for CVE-2026-2845

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Patches & Fixes for CVE-2026-2845 (1)

Same Patch Batch · GitLab · 2026-02-25 · 9 CVEs total

CVE-2026-0752 8.0 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2025-14511 7.5 HIGH Improper Validation of Specified Quantity in Input in GitLab
CVE-2026-1388 7.5 HIGH Inefficient Regular Expression Complexity in GitLab
CVE-2026-1662 7.5 HIGH Allocation of Resources Without Limits or Throttling in GitLab
CVE-2025-3525 6.5 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-1725 5.3 MEDIUM Allocation of Resources Without Limits or Throttling in GitLab
CVE-2026-1747 4.3 MEDIUM Authentication Bypass Using an Alternate Path or Channel in GitLab
CVE-2025-14103 4.3 MEDIUM Missing Authorization in GitLab

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-770

V. Comments for CVE-2026-2845

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