Qt 関連製品全体の CVE とセキュリティ脆弱性情報を集約し、CVSS、EPSS、公開日、脆弱性情報データを掲載しています。
公開された問題は vendor risk memory corruption、vendor risk input validation, and パス処理の欠陥 に関連することが多く、vendor surface software deployment and vendor surface production workloads の文脈で vendor impact memory corruption and vendor impact unexpected behavior などの暴露リスクを伴う場合があります。
掲載データは公開脆弱性情報とセキュリティ公告に基づき、過去の暴露面と修補優先度の評価に利用できます。
| CVE | 概要 | ソース | CVSS 最大値 | EPSS（%） | 公開 | 更新 |
|---|---|---|---|---|---|---|
| CVE-2025-14576 | Insufficient validation of node IDs in Qt SVG module allows arbitrary QML/JavaScript code injection when loading malicious SVG files through the VectorImage component in Qt Quick. While QML execution is typically more restricted than native code execution, this could still lead to denial of service, information disclosure, or other impacts depending on the application's privilege level and data access. | a59d8014-47c4-4630-ab43-e1b13cbe58e3 | 7.4 | 0.01% | 2026-04-30 | 2026-05-05 |
| CVE-2025-5683 | 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. | a59d8014-47c4-4630-ab43-e1b13cbe58e3 | 5.1 | 0.17% | 2025-06-05 | 2025-10-15 |
| CVE-2025-30348 | 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). | [email protected] | 5.8 | 0.04% | 2025-03-21 | 2025-03-24 |
| CVE-2024-39936 | 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.. | [email protected] | 8.6 | 0.15% | 2024-07-04 | 2025-11-29 |
| CVE-2024-36048 | 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. | [email protected] | 9.8 | 0.48% | 2024-05-18 | 2025-11-04 |
| CVE-2024-25580 | 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. | [email protected] | 6.2 | 0.07% | 2024-03-27 | 2025-11-04 |
| CVE-2024-30161 | 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.) | [email protected] | 6.5 | 0.08% | 2024-03-24 | 2025-06-30 |
| CVE-2023-51714 | 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. | [email protected] | 9.8 | 0.14% | 2023-12-24 | 2025-03-20 |
| 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. | [email protected] | 5.5 | 0.07% | 2023-09-18 | 2024-11-21 |
| CVE-2023-37369 | 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. | [email protected] | 7.5 | 0.29% | 2023-08-20 | 2024-11-21 |
| CVE-2021-28025 | 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). | [email protected] | 5.5 | 0.04% | 2023-08-11 | 2024-11-21 |
| CVE-2023-38197 | 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. | [email protected] | 7.5 | 0.05% | 2023-07-13 | 2024-11-21 |
| CVE-2023-34410 | 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. | [email protected] | 5.3 | 0.11% | 2023-06-05 | 2025-03-20 |
| CVE-2023-32763 | 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. | [email protected] | 7.5 | 0.09% | 2023-05-28 | 2024-11-21 |
| CVE-2023-32762 | 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. | [email protected] | 5.3 | 0.12% | 2023-05-28 | 2025-03-05 |
| CVE-2023-33285 | 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. | [email protected] | 5.3 | 0.09% | 2023-05-22 | 2024-11-21 |
| CVE-2023-32573 | 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. | [email protected] | 6.5 | 0.06% | 2023-05-10 | 2025-01-27 |
| CVE-2023-24607 | 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. | [email protected] | 7.5 | 0.35% | 2023-04-15 | 2024-11-21 |
| CVE-2022-43591 | 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. | [email protected] | 8.8 | 1.38% | 2023-01-12 | 2024-11-21 |
| CVE-2022-40983 | An integer overflow vulnerability exists in the QML QtScript Reflect API of Qt Project Qt 6.3.2. A specially-crafted javascript code can trigger an integer overflow during memory allocation, which can lead to arbitrary code execution. Target application would need to access a malicious web page to trigger this vulnerability. | [email protected] | 8.8 | 0.84% | 2023-01-12 | 2024-11-21 |