Filtered by vendor Qt
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Total
63 CVE
| CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
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| CVE-2024-39936 | 1 Qt | 1 Qt | 2025-11-29 | N/A | 8.6 HIGH |
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An issue was discovered in HTTP2 in Qt before 5.15.18, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.7, and 6.6.x through 6.7.x before 6.7.3. Code to make security-relevant decisions about an established connection may execute too early, because the encrypted() signal has not yet been emitted and processed..
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| CVE-2024-36048 | 2 Fedoraproject, Qt | 2 Fedora, Qt | 2025-11-04 | N/A | 9.8 CRITICAL |
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QAbstractOAuth in Qt Network Authorization in Qt before 5.15.17, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.6, and 6.6.x through 6.7.x before 6.7.1 uses only the time to seed the PRNG, which may result in guessable values.
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| CVE-2024-25580 | 1 Qt | 1 Qt | 2025-11-04 | N/A | 6.2 MEDIUM |
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An issue was discovered in gui/util/qktxhandler.cpp in Qt before 5.15.17, 6.x before 6.2.12, 6.3.x through 6.5.x before 6.5.5, and 6.6.x before 6.6.2. A buffer overflow and application crash can occur via a crafted KTX image file.
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| CVE-2025-5683 | 1 Qt | 1 Qt | 2025-10-15 | N/A | 5.5 MEDIUM |
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When loading a specifically crafted ICNS format image file in QImage then it will trigger a crash. This issue affects Qt from versions 6.3.0 through 6.5.9, from 6.6.0 through 6.8.4, 6.9.0. This is fixed in 6.5.10, 6.8.5 and 6.9.1.
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| CVE-2024-30161 | 1 Qt | 1 Qt | 2025-06-30 | N/A | 6.5 MEDIUM |
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In Qt 6.5.4, 6.5.5, and 6.6.2, QNetworkReply header data might be accessed via a dangling pointer in Qt for WebAssembly (wasm). (Earlier and later versions are unaffected.)
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| CVE-2015-8079 | 1 Qt | 1 Qtwebkit | 2025-04-20 | 5.0 MEDIUM | 5.3 MEDIUM |
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qt5-qtwebkit before 5.4 records private browsing URLs to its favicon database, WebpageIcons.db.
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| CVE-2017-10905 | 1 Qt | 1 Qt | 2025-04-20 | 6.8 MEDIUM | 5.3 MEDIUM |
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A vulnerability in applications created using Qt for Android prior to 5.9.3 allows attackers to alter environment variables via unspecified vectors.
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| CVE-2016-10040 | 1 Qt | 1 Qxmlsimplereader | 2025-04-20 | 4.3 MEDIUM | 5.5 MEDIUM |
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Stack-based buffer overflow in QXmlSimpleReader in Qt 4.8.5 allows remote attackers to cause a denial of service (application crash) via a xml file with multiple nested open tags.
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| CVE-2017-15011 | 1 Qt | 1 Qt | 2025-04-20 | 5.0 MEDIUM | 7.5 HIGH |
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The named pipes in qtsingleapp in Qt 5.x, as used in qBittorrent and SugarSync, are configured for remote access and allow remote attackers to cause a denial of service (application crash) via an unspecified string.
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| CVE-2017-10904 | 1 Qt | 1 Qt | 2025-04-20 | 7.5 HIGH | 9.8 CRITICAL |
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Qt for Android prior to 5.9.0 allows remote attackers to execute arbitrary OS commands via unspecified vectors.
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| CVE-2014-0190 | 4 Canonical, Fedoraproject, Opensuse and 1 more | 4 Ubuntu Linux, Fedora, Opensuse and 1 more | 2025-04-12 | 4.3 MEDIUM | N/A |
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The GIF decoder in QtGui in Qt before 5.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via invalid width and height values in a GIF image.
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| CVE-2015-1859 | 3 Digia, Fedoraproject, Qt | 3 Qt, Fedora, Qt | 2025-04-12 | 6.8 MEDIUM | N/A |
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Multiple buffer overflows in plugins/imageformats/ico/qicohandler.cpp in the QtBase module in Qt before 4.8.7 and 5.x before 5.4.2 allow remote attackers to cause a denial of service (segmentation fault and crash) and possibly execute arbitrary code via a crafted ICO image.
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| CVE-2015-1860 | 3 Digia, Fedoraproject, Qt | 3 Qt, Fedora, Qt | 2025-04-12 | 6.8 MEDIUM | N/A |
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Multiple buffer overflows in gui/image/qgifhandler.cpp in the QtBase module in Qt before 4.8.7 and 5.x before 5.4.2 allow remote attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a crafted GIF image.
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| CVE-2015-1858 | 3 Digia, Fedoraproject, Qt | 3 Qt, Fedora, Qt | 2025-04-12 | 6.8 MEDIUM | N/A |
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Multiple buffer overflows in gui/image/qbmphandler.cpp in the QtBase module in Qt before 4.8.7 and 5.x before 5.4.2 allow remote attackers to cause a denial of service (segmentation fault and crash) and possibly execute arbitrary code via a crafted BMP image.
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| CVE-2015-7298 | 2 Owncloud, Qt | 2 Owncloud Desktop Client, Qt | 2025-04-12 | 5.1 MEDIUM | N/A |
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ownCloud Desktop Client before 2.0.1, when compiled with a Qt release after 5.3.x, does not call QNetworkReply::ignoreSslErrors with the list of errors to be ignored, which makes it easier for remote attackers to conduct man-in-the-middle (MITM) attacks by leveraging a server using a self-signed certificate. NOTE: this vulnerability exists because of a partial CVE-2015-4456 regression.
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| CVE-2011-3193 | 5 Canonical, Gnome, Opensuse and 2 more | 8 Ubuntu Linux, Pango, Opensuse and 5 more | 2025-04-11 | 9.3 HIGH | N/A |
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Heap-based buffer overflow in the Lookup_MarkMarkPos function in the HarfBuzz module (harfbuzz-gpos.c), as used by Qt before 4.7.4 and Pango, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.
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| CVE-2010-2621 | 2 Digia, Qt | 2 Qt, Qt | 2025-04-11 | 5.0 MEDIUM | N/A |
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The QSslSocketBackendPrivate::transmit function in src_network_ssl_qsslsocket_openssl.cpp in Qt 4.6.3 and earlier allows remote attackers to cause a denial of service (infinite loop) via a malformed request.
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| CVE-2012-6093 | 3 Canonical, Opensuse, Qt | 3 Ubuntu Linux, Opensuse, Qt | 2025-04-11 | 4.3 MEDIUM | N/A |
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The QSslSocket::sslErrors function in Qt before 4.6.5, 4.7.x before 4.7.6, 4.8.x before 4.8.5, when using certain versions of openSSL, uses an "incompatible structure layout" that can read memory from the wrong location, which causes Qt to report an incorrect error when certificate validation fails and might cause users to make unsafe security decisions to accept a certificate.
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| CVE-2011-3194 | 1 Qt | 1 Qt | 2025-04-11 | 9.3 HIGH | N/A |
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Buffer overflow in the TIFF reader in gui/image/qtiffhandler.cpp in Qt 4.7.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the TIFFTAG_SAMPLESPERPIXEL tag in a greyscale TIFF image with multiple samples per pixel.
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| CVE-2012-5624 | 3 Canonical, Digia, Qt | 3 Ubuntu Linux, Qt, Qt | 2025-04-11 | 4.3 MEDIUM | N/A |
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The XMLHttpRequest object in Qt before 4.8.4 enables http redirection to the file scheme, which allows man-in-the-middle attackers to force the read of arbitrary local files and possibly obtain sensitive information via a file: URL to a QML application.
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| CVE-2013-4549 | 2 Digia, Qt | 2 Qt, Qt | 2025-04-11 | 5.0 MEDIUM | N/A |
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QXmlSimpleReader in Qt before 5.2 allows context-dependent attackers to cause a denial of service (memory consumption) via an XML Entity Expansion (XEE) attack.
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| CVE-2013-0254 | 1 Qt | 1 Qt | 2025-04-11 | 3.6 LOW | N/A |
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The QSharedMemory class in Qt 5.0.0, 4.8.x before 4.8.5, 4.7.x before 4.7.6, and other versions including 4.4.0 uses weak permissions (world-readable and world-writable) for shared memory segments, which allows local users to read sensitive information or modify critical program data, as demonstrated by reading a pixmap being sent to an X server.
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| CVE-2010-5076 | 2 Digia, Qt | 2 Qt, Qt | 2025-04-11 | 4.3 MEDIUM | N/A |
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QSslSocket in Qt before 4.7.0-rc1 recognizes a wildcard IP address in the subject's Common Name field of an X.509 certificate, which might allow man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.
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| CVE-2013-4422 | 3 Postgresql, Qt, Quassel-irc | 3 Postgresql, Qt, Quassel Irc | 2025-04-11 | 6.8 MEDIUM | N/A |
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SQL injection vulnerability in Quassel IRC before 0.9.1, when Qt 4.8.5 or later and PostgreSQL 8.2 or later are used, allows remote attackers to execute arbitrary SQL commands via a \ (backslash) in a message.
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| CVE-2006-4811 | 2 Qt, Redhat | 2 Qt, Kdelibs | 2025-04-09 | 6.8 MEDIUM | N/A |
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Integer overflow in Qt 3.3 before 3.3.7, 4.1 before 4.1.5, and 4.2 before 4.2.1, as used in the KDE khtml library, kdelibs 3.1.3, and possibly other packages, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted pixmap image.
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| CVE-2009-2700 | 1 Qt | 1 Qt | 2025-04-09 | 4.3 MEDIUM | N/A |
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src/network/ssl/qsslcertificate.cpp in Nokia Trolltech Qt 4.x does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.
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| CVE-2007-0242 | 1 Qt | 1 Qt | 2025-04-09 | 4.3 MEDIUM | N/A |
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The UTF-8 decoder in codecs/qutfcodec.cpp in Qt 3.3.8 and 4.2.3 does not reject long UTF-8 sequences as required by the standard, which allows remote attackers to conduct cross-site scripting (XSS) and directory traversal attacks via long sequences that decode to dangerous metacharacters.
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| CVE-2025-30348 | 1 Qt | 1 Qt | 2025-03-24 | N/A | 5.8 MEDIUM |
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encodeText in QDom in Qt before 6.8.0 has a complex algorithm involving XML string copy and inline replacement of parts of a string (with relocation of later data).
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| CVE-2023-51714 | 2 Debian, Qt | 2 Debian Linux, Qt | 2025-03-20 | N/A | 9.8 CRITICAL |
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An issue was discovered in the HTTP2 implementation in Qt before 5.15.17, 6.x before 6.2.11, 6.3.x through 6.5.x before 6.5.4, and 6.6.x before 6.6.2. network/access/http2/hpacktable.cpp has an incorrect HPack integer overflow check.
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| CVE-2023-34410 | 3 Debian, Fedoraproject, Qt | 3 Debian Linux, Fedora, Qt | 2025-03-20 | N/A | 5.3 MEDIUM |
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An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.2. Certificate validation for TLS does not always consider whether the root of a chain is a configured CA certificate.
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| CVE-2023-32762 | 2 Debian, Qt | 2 Debian Linux, Qt | 2025-03-05 | N/A | 5.3 MEDIUM |
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An issue was discovered in Qt before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. Qt Network incorrectly parses the strict-transport-security (HSTS) header, allowing unencrypted connections to be established, even when explicitly prohibited by the server. This happens if the case used for this header does not exactly match.
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| CVE-2018-19873 | 4 Canonical, Debian, Opensuse and 1 more | 5 Ubuntu Linux, Debian Linux, Backports and 2 more | 2025-02-11 | 7.5 HIGH | 9.8 CRITICAL |
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An issue was discovered in Qt before 5.11.3. QBmpHandler has a buffer overflow via BMP data.
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| CVE-2023-32573 | 2 Qt, Redhat | 2 Qt, Enterprise Linux | 2025-01-27 | N/A | 6.5 MEDIUM |
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In Qt before 5.15.14, 6.0.x through 6.2.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1, QtSvg QSvgFont m_unitsPerEm initialization is mishandled.
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| CVE-2023-43114 | 2 Microsoft, Qt | 2 Windows, Qt | 2024-11-21 | N/A | 5.5 MEDIUM |
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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.
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| CVE-2023-38197 | 1 Qt | 1 Qt | 2024-11-21 | N/A | 7.5 HIGH |
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An issue was discovered in Qt before 5.15.15, 6.x before 6.2.10, and 6.3.x through 6.5.x before 6.5.3. There are infinite loops in recursive entity expansion.
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| CVE-2023-37369 | 2 Debian, Qt | 2 Debian Linux, Qt | 2024-11-21 | N/A | 7.5 HIGH |
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In Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.2, there can be an application crash in QXmlStreamReader via a crafted XML string that triggers a situation in which a prefix is greater than a length.
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| CVE-2023-33285 | 1 Qt | 1 Qt | 2024-11-21 | N/A | 5.3 MEDIUM |
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An issue was discovered in Qt 5.x before 5.15.14, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. QDnsLookup has a buffer over-read via a crafted reply from a DNS server.
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| CVE-2023-32763 | 1 Qt | 1 Qt | 2024-11-21 | N/A | 7.5 HIGH |
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An issue was discovered in Qt before 5.15.15, 6.x before 6.2.9, and 6.3.x through 6.5.x before 6.5.1. When a SVG file with an image inside it is rendered, a QTextLayout buffer overflow can be triggered.
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| CVE-2023-24607 | 1 Qt | 1 Qt | 2024-11-21 | N/A | 7.5 HIGH |
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Qt before 6.4.3 allows a denial of service via a crafted string when the SQL ODBC driver plugin is used and the size of SQLTCHAR is 4. The affected versions are 5.x before 5.15.13, 6.x before 6.2.8, and 6.3.x before 6.4.3.
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| CVE-2022-43591 | 1 Qt | 1 Qt | 2024-11-21 | N/A | 8.8 HIGH |
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A buffer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an out-of-bounds memory access, which can lead to arbitrary code execution. Target application would need to access a malicious web page to trigger this vulnerability.
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