{"id":"CVE-2026-105923","title":"Null-pointer dereference in QTriangulator reachable through VectorImage","summary":"A malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.","severity":"medium","cvss":4,"cvssVector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:N/R:U/RE:L/U:Green","cvssSource":"cna","cwe":["CWE-476","CWE-190"],"vendor":"qt","product":"Qt","affected":["Qt >= 6.8.0 < 6.8.9","Qt >= 6.9.0 < 6.11.3"],"published":"2026-10-21","updated":"2026-10-21","sourceUpdated":"2026-10-21T09:21:05.197Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-105923","references":[{"url":"https://wiki.qt.io/List_of_known_vulnerabilities_in_Qt_products","label":"Qt Wiki: List of known vulnerabilities in Qt products"},{"url":"https://codereview.qt-project.org/c/qt%2Fqtbase/+/762279","label":"dev patch (qtbase)"}],"tags":["cve.org"],"ingestedAt":"2026-10-21T09:46:15.393Z","slug":"CVE-2026-105923","body":"## Overview\n\nA malicious SVG can trigger an integer overflow which in turn triggers a null-pointer dereference in VectorImage QML Type.\n\n## Affected\n\n- `Qt >= 6.8.0 < 6.8.9`\n- `Qt >= 6.9.0 < 6.11.3`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":22,"depthScoreParts":{"impact":22,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}