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CVE-2026-129447— Kroki before 0.36.0 Reflected XSS via DBML Table URLs

Quick assessment

Affected
yuzutech kroki
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.

Kroki 在 0.36.0 之前的版本中，其 端点存在一个反射型跨站脚本（XSS）漏洞。未经身份验证的攻击者可以通过提供特制的 DBML 表 、 或 TableGroup 配置，注入 超链接。攻击者可发送一个特制的 SVG 链接，当用户打开该链接并点击表头时，将在 Kroki 源域下执行攻击者的 JavaScript 代码。

CVSS 6.1 · Medium EPSS 0.21% · P12

Affected Version Matrix 2

VendorProduct Version RangeStatus
yuzutech kroki < 0.36.0 affected
0.36.0 unaffected
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I. Basic Information for CVE-2026-129447

Vulnerability Information
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Vulnerability Title
Kroki before 0.36.0 Reflected XSS via DBML Table URLs
Source: CVE Program / CVE List V5
Vulnerability Description
Kroki before 0.36.0 contains a reflected cross-site scripting vulnerability in the /dbml/svg endpoint that allows unauthenticated attackers to inject javascript: hyperlinks by supplying crafted DBML table url, headercolor, or TableGroup color settings. Attackers can send a crafted SVG link that, when opened and the table header clicked, executes attacker JavaScript in the Kroki origin.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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

Affected Products

Vendor Product Affected Versions CPE Subscribe
yuzutech kroki 0 ~ 0.36.0 -

II. Public POCs for CVE-2026-129447

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III. Intelligence Information for CVE-2026-129447

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Patches & Fixes for CVE-2026-129447 (2)

Vendor Advisories for CVE-2026-129447 (2)

Vendor Pages for CVE-2026-129447 (1)

IV. Related Vulnerabilities

Same product: kroki
Same vendor: yuzutech
Same weakness: CWE-79