Critical severity9.8NVD Advisory· Published Apr 27, 2020· Updated Jun 17, 2026
CVE-2020-12267
CVE-2020-12267
Description
setMarkdown in Qt before 5.14.2 has a use-after-free related to QTextMarkdownImporter::insertBlock.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- Qt/Qtdescription
Patches
Vulnerability mechanics
References
3- codereview.qt-project.org/c/qt/qtbase/+/291706nvdPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitIssue TrackingThird Party Advisory
- security.gentoo.org/glsa/202007-38nvdThird Party Advisory
News mentions
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