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CVE-2026-121447 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

svg-sanitizer before 1.1.0 contains a cross-site scripting vulnerability that allows attackers to bypass sanitization by placing javascript: URLs in the animateTransform values attribute. Attackers can upload crafted SVG files whose animateTransform targets the href attribute, executing arbitrary JavaScript when Safari users click the link.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:4.7 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N

CNA: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/darylldoyle/svg-sanitizer/security/advisories/GHSA-q546-85r6-f39q	[email protected]	AdvisoryExploitRemedyVendor
https://www.vulncheck.com/advisories/svg-sanitizer-before-1.1.0-xss-via-animatetransform-on-safari	[email protected]	Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	[email protected]

Affected Products

Product	Versions
darylldoyle svg-sanitizer	<= 1.0.0 (semver)
CPE cpe:2.3:a:svg_sanitizer_project:svg_sanitizer:::::::: cpe:2.3:a:svg-sanitizer_project:svg-sanitizer:::::::: Remediation Upgrade: 1.1.0moderate effort

Change History

1 change record found show changes