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CVE-2025-2255— Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') 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 Enterprise Edition（EE）和GitLab Community Edition（CE）都是美国GitLab公司的产品。GitLab Enterprise Edition是一套内容管理系统。GitLab Community Edition是一种社区版 GitLab 。 GitLab Enterprise Edition（EE）和GitLab Community Edition（CE） 17.8.6之前版本、17.9.3之前版本和17.10.1之前版本存在跨站脚本漏洞，该漏洞源于

CVSS 8.7 · High EPSS 0.29% · P22
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I. Basic Information for CVE-2025-2255

Vulnerability Information
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Vulnerability Title
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
Source: CVE Program / CVE List V5
Vulnerability Description
An issue has been discovered in Gitlab EE/CE for AppSec affecting all versions from 13.5.0 before 17.8.6, 17.9 before 17.9.3, and 17.10 before 17.10.1. Certain error messages could allow Cross-Site Scripting attacks (XSS). for AppSec.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
GitLab Enterprise Edition（EE）和GitLab Community Edition（CE） 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GitLab Enterprise Edition（EE）和GitLab Community Edition（CE）都是美国GitLab公司的产品。GitLab Enterprise Edition是一套内容管理系统。GitLab Community Edition是一种社区版 GitLab 。 GitLab Enterprise Edition（EE）和GitLab Community Edition（CE） 17.8.6之前版本、17.9.3之前版本和17.10.1之前版本存在跨站脚本漏洞，该漏洞源于
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 13.5.0 ~ 17.8.6 cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-2255

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III. Intelligence Information for CVE-2025-2255

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Same Patch Batch · GitLab · 2025-03-27 · 5 CVEs total

CVE-2025-0811 8.7 HIGH Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Gi
CVE-2025-2242 7.5 HIGH Incorrect Authorization in GitLab
CVE-2025-2867 4.4 MEDIUM Improper Control of Generation of Code ('Code Injection') in GitLab
CVE-2024-9773 3.7 LOW Improper Neutralization of Special Elements used in a Command ('Command Injection') in Git

IV. Related Vulnerabilities

Same product: GitLab
Same vendor: GitLab
Same weakness: CWE-79

V. Comments for CVE-2025-2255

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