CVE-2026-129447

EUVD-2026-125946
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.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.1 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/yuzutech/kroki/blob/v0.35.0/dbml/index.js#L13
https://github.com/yuzutech/kroki/commit/b57e1bdc39df9521b249db0dbd56c5e0a8b7e33d
https://github.com/yuzutech/kroki/releases/tag/v0.36.0
https://github.com/yuzutech/kroki/security/advisories/GHSA-fr36-wcx2-7gfq
https://www.vulncheck.com/advisories/kroki-before-0.36.0-reflected-xss-via-dbml-table-urls