CVE-2026-78252— GitLab 跨站脚本漏洞
一分钟漏洞结论
影响对象
GitLab GitLab
利用判断
尚无明确在野利用证据，仍需结合暴露面评估
建议动作
优先检查厂商安全公告和参考链接中的修复版本；无法立即升级时，限制受影响服务暴露并加强监测。
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.3 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an authenticated user could have induced a targeted user to perform unintended state-chang
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一、 漏洞 CVE-2026-78252 基础信息
漏洞信息
尽管我们使用了先进的大模型技术，但其输出仍可能包含不准确或过时的信息。神龙努力确保数据的准确性，但请您根据实际情况进行核实和判断。
Vulnerability Title
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab
来源: CVE Program / CVE List V5
Vulnerability Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.3 before 19.1.8, 19.2 before 19.2.6, and 19.3 before 19.3.2 that, under certain conditions, an authenticated user could have induced a targeted user to perform unintended state-changing HTTP requests due to improper sanitization of user-controlled data in the Markdown JSON table renderer.
来源: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:L
来源: 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)
来源: CVE Program / CVE List V5
受影响产品
二、漏洞 CVE-2026-78252 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
AI 生成 POC
高级
未找到公开 POC。
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CVE-2026-78252 补丁与修复 (1)
CVE-2026-78252 其他参考 (1)
同批安全公告 · GitLab · 2026-09-16 · 共 10 条
| CVE-2026-79708 | 8.5 HIGH | GitLab 错误授权漏洞 |
| CVE-2025-14871 | 7.5 HIGH | GitLab 资源分配无限制漏洞 |
| CVE-2026-1168 | 7.5 HIGH | GitLab 资源分配无限制漏洞 |
| CVE-2024-11222 | 6.4 MEDIUM | GitLab TOCTOU竞态条件漏洞 |
| CVE-2026-19619 | 4.7 MEDIUM | GitLab 跨站脚本漏洞 |
| CVE-2026-7514 | 4.3 MEDIUM | GitLab 缺失授权漏洞 |
| CVE-2026-8030 | 4.3 MEDIUM | GitLab 缺失身份验证漏洞 |
| CVE-2026-16794 | 4.3 MEDIUM | GitLab 缺失授权漏洞 |
| CVE-2026-3855 | 3.1 LOW | GitLab 资源标识符控制不当漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2026-78252
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