CVE-2026-121447
Published:November 03, 2026
Updated:November 04, 2026
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.
Affected Packages
https://github.com/darylldoyle/svg-sanitizer.git (GITHUB):
Affected version(s) >=0.3.0 <1.1.0 || =1.0.0 <1.1.0Fix Suggestion:
Update to version 1.1.0enshrined/svg-sanitize (PHP):
Affected version(s) =1.0.0 <1.1.0 || >=0.3.0 <1.1.0Fix Suggestion:
Update to version 1.1.0Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
LOW
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.1
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation
EPSS
Base Score:
0.17