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    CVE-2023-28447

    Smarty is a template engine for PHP. In affected versions smarty did not properly escape javascript code. An attacker could exploit this vulnerability to execute arbitrary JavaScript code in the context of the user's browser session. This may lead to unauthorized access to sensitive user data, manipulation of the web application's behavior, or unauthorized actions performed on behalf of the user. Users are advised to upgrade to either version 3.1.48 or to 4.3.1 to resolve this issue. There are no known workarounds for this vulnerability.

    Published:Mar 28, 2023
    Last Modified:Nov 3, 2025
    EPS:Mar 28, 2023
    EPSS Score:0.00375
    CVSS Score:7.1

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Smarty
    Product
    Smarty

    Exploits

    https://github.com/drkbcn/lblfixer_cve_2023_28447

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    References

    https://github.com/smarty-php/smarty/commit/685662466f653597428966d75a661073104d713d
    https://github.com/smarty-php/smarty/security/advisories/GHSA-7j98-h7fp-4vwj
    https://lists.fedoraproject.org/archives/list/[email protected]/message/HSAUM3YHWHO4UCJXRGRLQGPJAO3MFOZZ/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/JBB35GLYTL6JL6EOM6BOZNYP47JKNNHT/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/P7O7SKTATM6GAP45S64QFXNLWIY5I7HP/
    https://github.com/smarty-php/smarty/commit/685662466f653597428966d75a661073104d713d
    https://github.com/smarty-php/smarty/security/advisories/GHSA-7j98-h7fp-4vwj
    https://lists.debian.org/debian-lts-announce/2024/11/msg00013.html
    https://lists.fedoraproject.org/archives/list/[email protected]/message/HSAUM3YHWHO4UCJXRGRLQGPJAO3MFOZZ/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/JBB35GLYTL6JL6EOM6BOZNYP47JKNNHT/
    https://lists.fedoraproject.org/archives/list/[email protected]/message/P7O7SKTATM6GAP45S64QFXNLWIY5I7HP/

    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