QT
Product
qt
by qt · last CVE Oct 27, 2026
90
CVEs
0
On KEV
9.8
Max CVSS
10
New 30D
Severity mix
Critical 8High 29Medium 26Low 11
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2022-43591
8.8
1%
Jan 12
A buffer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2
Affected: 6.3.2
CVE-2022-40983
8.8
1%
Jan 12
An integer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2
Affected: 6.3.2
CVE-2018-19870
8.8
2%
Dec 26
An issue was discovered in Qt before 5.11.3
Affected: before 5.11.3
CVE-2018-15518
8.8
3%
Dec 26
QXmlStream in Qt 5.x before 5.11.3 has a double-free or corruption during parsing of a specially crafted illegal XML document
Affected: 5.5.0 before 5.11.3
CVE-2015-1290
8.8
3%
Jan 9
The Google V8 engine, as used in Google Chrome before 44.0.2403.89 and QtWebEngineCore in Qt before 5.5.1, allows remote attackers to cause a denial of service (memory corruption)…
Affected: before 5.5.1
CVE-2026-16762
New
8.7
1%
Oct 23
Denial-of-service vulnerability in the Qt Core QXmlStream parser (QXmlStreamReader) impacts Qt
Affected: 4.3.0 before 6.8.9; 6.9.0 before 6.11.2
CVE-2026-6210
8.7
0%
May 6
Type confusion and heap-buffer-overflow in Qt SVG marker handling causing application crash
Affected: 6.7.0 before 6.8.8; 6.9.0 before 6.11.1
CVE-2025-12385
8.7
0%
Dec 3
Improper validation of <img> tag size in Text component parser
Affected: 5.0.0 through 6.5.10; 6.6.0 through 6.8.5; 6.9.0 through 6.10.0
CVE-2025-5455
8.4
0%
Jun 2
Possible denial of service when passing malformed data in a URL to qDecodeDataUrl
Affected: through 5.15.18; 6.0.0 through 6.5.8; 6.6.0 through 6.8.3; 6.9.0
CVE-2025-14576
7.8
0%
Apr 30
Possible QML code injection in VectorImage component
Affected: 6.8.0 through 6.8.6; 6.10.0 through 6.10.1
CVE-2022-25255
7.8
0%
Feb 16
In Qt 5.9.x through 5.15.x before 5.15.9 and 6.x before 6.2.4 on Linux and UNIX, QProcess could execute a binary from the current working directory when not found in the PATH
Affected: 5.9.0 before 5.15.9; 6.0.0 before 6.2.4
CVE-2020-24742
7.8
1%
Aug 9
An issue has been fixed in Qt versions 5.14.0 where QPluginLoader attempts to load plugins relative to the working directory, allowing attackers to execute arbitrary code via…
Affected: 5.6.0 before 5.12.7; 5.13.0 through 5.13.2
CVE-2023-37369
7.5
2%
Aug 20
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…
Affected: before 5.15.15; 6.0.0 before 6.2.9; 6.3.0 before 6.5.2
CVE-2023-38197
7.5
1%
Jul 13
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
Affected: before 5.15.15; 6.0.0 before 6.2.10; 6.3.0 before 6.5.3
CVE-2023-32763
7.5
1%
May 28
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
Affected: before 5.15.15; 6.0.0 before 6.2.9; 6.3.0 before 6.5.1
CVE-2023-24607
7.5
1%
Apr 15
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
Affected: 5.0.0 before 5.15.13; 6.0.0 before 6.2.8; 6.3.0 before 6.4.3
CVE-2022-25634
7.5
2%
Mar 2
Qt through 5.15.8 and 6.x through 6.2.3 can load system library files from an unintended working directory
Affected: through 5.15.8; 6.0.0 through 6.2.3
CVE-2021-38593
7.5
3%
Aug 12
Qt 5.x before 5.15.6 and 6.x through 6.1.2 has an out-of-bounds write in QOutlineMapper::convertPath (called from QRasterPaintEngine::fill and QPaintEngineEx::stroke)
Affected: 5.0.0 before 5.15.6; 6.0.0 through 6.1.2
CVE-2020-13962
7.5
3%
Jun 9
Qt 5.12.2 through 5.14.2, as used in unofficial builds of Mumble 1.3.0 and other products, mishandles OpenSSL's error queue, which can cause a denial of service to QSslSocket…
Affected: 5.12.2 before 5.12.9; 5.13.0 through 5.13.2; 5.14.0 through 5.14.2
CVE-2018-21035
7.5
2%
Feb 28
In Qt through 5.14.1, the WebSocket implementation accepts up to 2GB for frames and 2GB for messages
Affected: through 5.14.1
CVE-2015-9541
7.5
3%
Jan 24
Qt through 5.14 allows an exponential XML entity expansion attack via a crafted SVG document that is mishandled in QXmlStreamReader, a related issue to CVE-2003-1564
Affected: 5.5.0 before 5.12.8
CVE-2018-19865
7.5
2%
Dec 5
A keystroke logging issue was discovered in Virtual Keyboard in Qt 5.7.x, 5.8.x, 5.9.x, 5.10.x, and 5.11.x before 5.11.3
Affected: 5.7.0 through 5.7.1; 5.9.0 through 5.9.7; 5.10.0 through 5.10.1; 5.11.0 before 5.11.3; 5.8.0
CVE-2017-15011
7.5
1%
Oct 4
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…
Affected: 5.0.0; 5.0.1; 5.1.0; 5.2.0; 5.3.0; 5.4.0; +18 more
CVE-2025-4211
7.3
0%
May 16
Improper Link Resolution Before File Access in QFileSystemEngine on Windows
Affected: through 5.15.18; 6.0.0 through 6.5.8; 6.6.0 through 6.8.1
CVE-2020-0570
7.3
1%
Sep 14
Uncontrolled search path in the QT Library before 5.14.0, 5.12.7 and 5.9.10 may allow an authenticated user to potentially enable elevation of privilege via local access
Affected: before 5.9.10; 5.10.0 before 5.12.7; 5.13.0 before 5.14.0
CVE-2026-8168
7.1
0%
Oct 19
Denial-of-service vulnerability in the SVG parser and renderer impacts Qt
Affected: 4.1.0 before 6.8.9; 6.9.0 before 6.11.2
CVE-2026-19248
7.1
0%
Sep 16
Unbounded recursion vulnerability in the QDomNode destructor of Qt XML impacts Qt
Affected: 2.2.0 through 6.8.8; 6.9.0 through 6.11.1
CVE-2026-11573
7.1
0%
Sep 8
Uncontrolled recursion in QDomDocument/QDomNode serialization causes stack exhaustion (QtXml)
Affected: 2.2.0 before 6.8.2
CVE-2021-3481
7.1
1%
Aug 22
A flaw was found in Qt
Affected: 5.15.1; 6.0.0; 6.0.2; 6.2.0
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