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    CVE-2026-5314

    A vulnerability was found in Nothings stb up to 1.26. Impacted is the function stbtt_InitFont_internal in the library stb_truetype.h of the component TTF File Handler. Performing a manipulation results in out-of-bounds read. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

    Published:Apr 1, 2026
    Last Modified:Apr 30, 2026
    EPS:Apr 1, 2026
    EPSS Score:0.00036
    CVSS Score:4.3

    Affected Products

    Vendor
    Nothings
    Product
    Stb
    Vendor
    Nothings
    Product
    Stb Truetype.h

    Exploits

    https://gist.github.com/d0razi/cb31a92f3205a4373f19b7da25946848

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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