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    CVE-2026-3713

    A flaw has been found in pnggroup libpng up to 1.6.55. Affected by this vulnerability is the function do_pnm2png of the file contrib/pngminus/pnm2png.c of the component pnm2png. This manipulation of the argument width/height causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

    Published:Mar 8, 2026
    Last Modified:Apr 22, 2026
    EPS:Mar 8, 2026
    EPSS Score:0.00017
    CVSS Score:5.3

    Affected Products

    Vendor
    Libpng
    Product
    Libpng

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-25646 (CVSS 8.3) — LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network …
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    CVE-2025-28164 (CVSS 5.5) — Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via…
    CVE-2026-22801 (CVSS 6.8) — LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network …
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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