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qt4-x11 vulnerabilities

Vulnerabilities published for qt4-x11 in the last 30 days: 0. Listed in the KEV catalogue: 0.

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Vulnerabilities: 12

  1. CVE-2026-15037

    Low · CVSS 2.9EPSS 0.44%No fix published

    XML injection vulnerability in QDom comment, CDATA and processing-instruction serialization

    Improper output neutralization (XML injection) in QDom comment, CDATA, and processing-instruction serialization in Qt XML from 4.0.0 through 6.11 allows untrusted text serialized by an application into those nodes to inject arbitrary XML markup, because the node terminators are not escaped under the default InvalidDataPolicy (AcceptInvalidChars). Fixed in Qt 6.12.

    Published Updated
  2. CVE-2023-43114

    Medium · CVSS 5.5EPSS 0.27%No fix published

    CVE-2023-43114

    An issue was discovered in Qt before 5.15.16, 6.x before 6.2.10, and 6.3.x through 6.5.x before 6.5.3 on Windows. When using the GDI font engine, if a corrupted font is loaded via QFontDatabase::addApplicationFont{FromData], then it can cause the application to crash because of missing length checks.

    Published Updated
  3. CVE-2021-3481

    High · CVSS 7.1EPSS 0.54%No fix published

    CVE-2021-3481

    A flaw was found in Qt. An out-of-bounds read vulnerability was found in QRadialFetchSimd in qt/qtbase/src/gui/painting/qdrawhelper_p.h in Qt/Qtbase. While rendering and displaying a crafted Scalable Vector Graphics (SVG) file this flaw may lead to an unauthorized memory access. The highest threat from this vulnerability is to data confidentiality and the application availability.

    Published Updated

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