CVE-2026-129447

MEDIUM 6.1

Kroki before 0.36.0 Reflected XSS via DBML Table URLs

CVSS Score

6.1

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-79
Vendor	yuzutech
Product	kroki
Published	Nov 14, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Affected Versions

yuzutech / kroki

0 < 0.36.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/yuzutech/kroki/security/advisories/GHSA-fr36-wcx2-7gfq github.com: https://github.com/yuzutech/kroki/commit/b57e1bdc39df9521b249db0dbd56c5e0a8b7e33d github.com: https://github.com/yuzutech/kroki/releases/tag/v0.36.0 github.com: https://github.com/yuzutech/kroki/blob/v0.35.0/dbml/index.js#L13 vulncheck.com: https://www.vulncheck.com/advisories/kroki-before-0.36.0-reflected-xss-via-dbml-table-urls

Credits

oceanwarranty (Adgepuk Research)