CVE-2026-100140Low· 1.9▾ SunlitAn integer overflow vulnerability in the Qt XML parsing (Qt5Compat / QXmlSimpleReader) functionality of Qt.
▾ Sunlit zone — Low / medium · no exploitation signal
impact 10.5 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake. The CVSS score shown above comes from the assigning CNA record, not NVD.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CVEORG
0.2%
An integer overflow vulnerability in the Qt XML parsing (Qt5Compat / QXmlSimpleReader) functionality of Qt.
qt >= 6.0.0 <= 6.8.9qt >= 6.9.0 <= 6.11.2qt 6.12.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-105923Medium· 4.0Null-pointer dereference in QTriangulator reachable through VectorImage
CVE-2023-51714Critical· 9.8An 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
CVE-2026-107479Low· 1.7Integer truncation vulnerability in QTextCodec conversion functions impacts Qt Framework
CVE-2026-103653Medium· 6.7Out-of-bounds read vulnerability in CoAP message parsing impacts Qt CoAP
CVE-2026-107457Low· 2.3Memory corruption vulnerability in QMqttClient impacts Qt MQTT
CVE-2026-105924Medium· 4.3NULL pointer dereference vulnerability in QCborValue to JSON conversion impacts Qt