Cross-site Scripting (XSS) Affecting label-studio package, versions <1.23.1-r0


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.43% (35th percentile)

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  • Snyk IDSNYK-MINIMOSLATEST-LABELSTUDIO-20147569
  • published26 Sept 2026
  • disclosed20 Aug 2026

Introduced: 20 Aug 2026

CVE-2026-49825  (opens in a new tab)
CWE-79  (opens in a new tab)
CWE-184  (opens in a new tab)

How to fix?

Upgrade Minimos:latest label-studio to version 1.23.1-r0 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream label-studio package and not the label-studio package as distributed by Minimos. See How to fix? for Minimos:latest relevant fixed versions and status.

lxml is a library for processing XML and HTML in the Python language. Prior to 6.1.1, link attributes in lxml.html.defs.link_attrs were missing xlink:href, which can be used for URL bypass attacks in embedded SVG/MathML/etc. content. This vulnerability was fixed in lxml 6.1.1 and lxml_html_clean 0.4.5.

CVSS Base Scores

version 3.1