CVE-2026-121447

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    CVE-2026-121447

    Published: 3 Nov 2026Last Modified: 5 Nov 2026

    Summary: svg-sanitizer before 1.1.0 XSS via animateTransform on Safari

    Details: 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.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/121xxx/CVE-2026-121447.json, https://github.com/darylldoyle/svg-sanitizer/security/advisories/GHSA-q546-85r6-f39q, https://nvd.nist.gov/vuln/detail/CVE-2026-121447, https://www.vulncheck.com/advisories/svg-sanitizer-before-1.1.0-xss-via-animatetransform-on-safari

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -9ba9001493f5da737759303f13bd965ebdaa778c

    Affected versions

    1.0.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2026-121447 | CVE-DB