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CVE-2026-77801— 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公司开源的一款源代码管理平台。 GitLab CE/EE 12.8版本至19.1.7之前版本、19.2版本至19.2.5之前版本和19.3版本至19.3.1之前版本存在资源管理错误漏洞，该漏洞源于缺少对象数量限制，可能导致经过身份验证的用户造成拒绝服务，影响后台作业处理。

CVSS 6.5 · Medium EPSS 0.43% · P35

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 3

VendorProduct Version RangeStatus
GitLab GitLab 12.8< 19.1.7 affected
19.2< 19.2.5 affected
19.3< 19.3.1 affected
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I. Basic Information for CVE-2026-77801

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
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 12.8 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, could have allowed an authenticated user to cause a denial of service affecting background job processing, due to missing object count limits.
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 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab是美国GitLab公司开源的一款源代码管理平台。 GitLab CE/EE 12.8版本至19.1.7之前版本、19.2版本至19.2.5之前版本和19.3版本至19.3.1之前版本存在资源管理错误漏洞，该漏洞源于缺少对象数量限制，可能导致经过身份验证的用户造成拒绝服务，影响后台作业处理。
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 12.8 ~ 19.1.7 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-77801

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III. Intelligence Information for CVE-2026-77801

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Patches & Fixes for CVE-2026-77801 (2)

Same Patch Batch · GitLab · 2026-08-26 · 6 CVEs total

CVE-2026-18252 7.3 HIGH Inclusion of Functionality from Untrusted Control Sphere in GitLab
CVE-2025-10903 6.5 MEDIUM Loop with Unreachable Exit Condition ('Infinite Loop') in GitLab
CVE-2026-3035 5.5 MEDIUM Authentication Bypass Using an Alternate Path or Channel in GitLab
CVE-2026-15387 4.3 MEDIUM Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab
CVE-2026-7487 3.5 LOW Access Control Check Implemented After Asset is Accessed in GitLab

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-77801

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