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

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Fixes

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Workaround

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History

Fri, 25 Sep 2026 19:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 25 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-190
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Fri, 25 Sep 2026 04:15:00 +0000

Type Values Removed Values Added
First Time appeared Sumatrapdfreader
Sumatrapdfreader sumatrapdf
Vendors & Products Sumatrapdfreader
Sumatrapdfreader sumatrapdf

Thu, 24 Sep 2026 15:30:00 +0000

Type Values Removed Values Added
Description SumatraPDF 3.6.1 contains an integer overflow vulnerability in EngineMupdf::BuildPageLabelRec() when parsing PDF PageLabels /Nums entries.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-25T18:05:53.532Z

Reserved: 2026-09-10T00:00:00.000Z

Link: CVE-2026-88361

cve-icon Vulnrichment

Updated: 2026-09-25T18:05:24.787Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-24T16:17:13.217

Modified: 2026-09-25T18:17:31.423

Link: CVE-2026-88361

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-25T04:00:13Z

Weaknesses