QT
Product
qt
by qt · last CVE Oct 27, 2026
81
CVEs
0
On KEV
9.8
Max CVSS
10
New 30D
Severity mix
Critical 5High 26Medium 25Low 9
Watch

Add qt to your stack to get only the CVEs that touch what you run.

CVECVSSEPSSPublishedSummary · affected versions
CVE-2024-36048
9.8
1%
May 18
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…
Affected: before 5.15.17; 6.0.0 before 6.2.13; 6.3.0 before 6.5.6; 6.6.0 before 6.7.1
CVE-2023-51714
9.8
1%
Dec 24
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
Affected: 5.7 before 5.15.17; 6.0.0 before 6.2.11; 6.3.0 before 6.5.4; 6.6.0 before 6.6.2
CVE-2020-12267
9.8
2%
Apr 27
setMarkdown in Qt before 5.14.2 has a use-after-free related to QTextMarkdownImporter::insertBlock
Affected: 5.14.1
CVE-2018-19873
9.8
3%
Dec 26
An issue was discovered in Qt before 5.11.3
Affected: through 5.5.1; 5.7.0 through 5.8.0; 5.10.0 before 5.11.3
CVE-2017-10904
9.8
2%
Dec 16
Qt for Android prior to 5.9.0 allows remote attackers to execute arbitrary OS commands via unspecified vectors
Affected: before 5.9.0
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-2025-14576
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-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
CVE-2026-13326
6.9
0%
Sep 11
Out-of-bounds read and integer underflow vulnerability in QNdefNfcTextRecord impacts Qt NFC module
Affected: 5.2.0 before 6.8.9; 6.9.0 before 6.11.2
CVE-2024-30161
6.5
0%
Mar 24
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)
Affected: 6.5.4; 6.5.5; 6.6.2
CVE-2023-32573
6.5
1%
May 10
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
Affected: before 5.15.14; 6.0.0 before 6.2.9; 6.3.0 before 6.5.1
CVE-2018-19871
6.5
2%
Dec 26
An issue was discovered in Qt before 5.11.3
Affected: before 5.11.3
CVE-2018-19869
6.5
2%
Dec 26
An issue was discovered in Qt before 5.11.3
Affected: before 5.11.3
CVE-2026-9499
6.3
0%
Jul 21
Out-of-bounds read in QTextCodec::codecForName() in Qt
Affected: 6.0.0 before 6.8.8; 6.9.0 before 6.11.1; 4.0.0 before 6.0.0
CVE-2024-25580
6.2
0%
Mar 27
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
Affected: 5.12.0 before 5.15.17; 6.0.0 before 6.2.12; 6.3.0 before 6.5.5; 6.6.0 before 6.6.2
CVE-2024-39936
5.9
0%
Jul 4
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
Affected: before 5.15.18; 6.0.0 before 6.2.13; 6.3.0 before 6.5.7; 6.6.0 before 6.7.3
CVE-2020-0569
5.7
1%
Nov 23
Out of bounds write in Intel(R) PROSet/Wireless WiFi products on Windows 10 may allow an authenticated user to potentially enable denial of service via local access
Affected: 5.0.0 through 5.13.2
CVE-2025-5683
5.5
0%
Jun 5
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…
Affected: 6.3.0 before 6.5.10; 6.6.0 before 6.8.5; 6.9.0 before 6.9.1
CVE-2023-43114
5.5
0%
Sep 18
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
Affected: before 5.15.16; 6.0.0 before 6.2.10; 6.5.0 before 6.5.3
CVE-2021-28025
5.5
0%
Aug 11
Integer Overflow vulnerability in qsvghandler.cpp in Qt qtsvg versions 5.15.1, 6.0.0, 6.0.2, and 6.2, allows local attackers to cause a denial of service (DoS)
Affected: 5.15.1; 6.0.0; 6.0.0; 6.0.0; 6.0.0; 6.0.0; +12 more
CVE-2018-19872
5.5
1%
Mar 15
An issue was discovered in Qt 5.11
Affected: 5.11.0
CVE-2026-105946
New
5.3
0%
Oct 27
Out-of-bounds read vulnerability in NTLM authentication handling impacts Qt
Affected: 6.8.0 before 6.8.10; 6.9.0 before 6.11.2
CVE-2025-30348
5.3
0%
Mar 21
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)
Affected: before 5.15.19; 6.0.0 before 6.5.9; 6.6.0 before 6.8.0
CVE-2023-34410
5.3
1%
Jun 5
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
Affected: 5.13.0 before 5.15.15; 6.0.0 before 6.2.9; 6.3.0 before 6.5.2
CVE-2023-32762
5.3
1%
May 28
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
Affected: 5.9.0 before 5.15.14; 6.0.0 before 6.2.9; 6.3.0 before 6.5.1
CVE-2023-33285
5.3
1%
May 22
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
Affected: 5.0.0 before 5.15.4; 6.0.0 before 6.2.9; 6.3.0 before 6.5.1
CVE-2020-17507
5.3
4%
Aug 12
An issue was discovered in Qt through 5.12.9, and 5.13.x through 5.15.x before 5.15.1
Affected: through 5.12.9; 5.13.0 before 5.15.1
Page 1 of 2 · 81 total