CVE-2026-107729Published
SumatraPDF: Unsigned-to-signed hdrLen validation bypass in SumatraPDF MOBI parsing causes out-of-bounds read
Explicit identifiers and source references
These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.
CVE-2026-107729 · Microsoft / collected KEV context
cve-program · CVE-2026-107729
Related operational evidence
Explicit CVE identifiersNo related operational record is retained in the current change model.