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    CVE-2026-7233

    A vulnerability was determined in Artifex MuPDF up to 1.28.0. The impacted element is the function fz_subset_cff_for_gids of the file subset-cff.c of the component CFF Index Handler. This manipulation causes out-of-bounds read. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. The project was informed of the problem early through a bug report but has not responded yet.

    Published:Apr 28, 2026
    Last Modified:Apr 29, 2026
    EPS:Apr 28, 2026
    EPSS Score:0.00012
    CVSS Score:3.3

    Affected Products

    Vendor
    Artifex
    Product
    Mupdf

    Exploits

    https://bugs.ghostscript.com/show_bug.cgi?id=709328https://github.com/biniamf/pocs/tree/main/mupdf-cff-indexload-oobreadhttps://vuldb.com/submit/802590https://vuldb.com/vuln/359840https://bugs.ghostscript.com/show_bug.cgi?id=709328https://vuldb.com/submit/802590

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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High