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
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CVECVSSEPSSPublishedSummary · affected versions
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
CVE-2017-10905
5.3
1%
Dec 16
A vulnerability in applications created using Qt for Android prior to 5.9.3 allows attackers to alter environment variables via unspecified vectors
Affected: before 5.9.3
CVE-2026-76151
4.6
1%
Sep 16
Out-of-bounds read (buffer over-read) vulnerability in HTTP Cache-Control response header parsing impacts Qt Framework (QtNetwork module)
Affected: 6.0.0 before 6.8.9; 6.9.0 before 6.11.2
CVE-2026-79680
4.5
0%
Sep 24
Authentication bypass vulnerability in the password authentication mechanism of the Qt VNC Server module
Affected: 6.4.0 before 6.8.9; 6.9.0 before 6.11.3
CVE-2026-107472
New
4.3
0%
Oct 27
Out-of-bounds read vulnerability in QTextCodec TSCII encoding impacts Qt
Affected: 4.0.0 through 6.8.8; 6.9.0 through 6.11.2
CVE-2026-101201
4.3
0%
Oct 20
QBinaryJson::fromBinaryData() integer overflow leading to OOB read
Affected: 5.0.0 through 6.8.8; 6.9.0 through 6.11.2
CVE-2026-105923
4.0
0%
Oct 21
Null-pointer dereference in QTriangulator reachable through VectorImage
Affected: 6.8.0 before 6.8.9; 6.9.0 before 6.11.3
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