VULNERABILITY INTELLIGENCE

CVE-2026-88361

CVSS score7.5 HIGH

EPSS probability0.52%

CISA KEVNot currently listed

Published2026-09-24

Last modified2026-09-25

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Description

SumatraPDF 3.6.1 contains an integer overflow vulnerability in EngineMupdf::BuildPageLabelRec() when parsing PDF PageLabels /Nums entries.