Description
Kroki before 0.36.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts via unvalidated svg-color-dark-scheme and svg-color-light-scheme options. Attackers can craft a GET /goat/svg URL whose option value closes the SVG style element, executing JavaScript in the Kroki origin when victims open it.
Published: 2026-11-15
Score: 5.3 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 15 Nov 2026 15:45:00 +0000

Type Values Removed Values Added
Description Kroki before 0.36.0 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts via unvalidated svg-color-dark-scheme and svg-color-light-scheme options. Attackers can craft a GET /goat/svg URL whose option value closes the SVG style element, executing JavaScript in the Kroki origin when victims open it.
Title Kroki before 0.36.0 Reflected XSS via /goat/svg Color Scheme Options
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-15T15:33:11.735Z

Reserved: 2026-11-15T13:51:17.973Z

Link: CVE-2026-129484

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-15T16:16:56.327

Modified: 2026-11-15T16:16:56.327

Link: CVE-2026-129484

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-15T16:30:09Z

Weaknesses
  • CWE-79

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')