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OpenAdvisories

Vendor

OpenCart

11 known vulnerabilities.

Products

OpenCart 10 OpenCart Core 1
All Critical High Medium Low Exploited only Public exploit

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  • Critical 9.1
    CVE-2026-18412

    The OpenCart v4.2.0.0 extension installer contains a directory traversal vulnerability

    OpenCart extensions are uploaded as zip files with .ocmod.zip extensions. Upon installation, the OpenCart v4.2.0.0 extension installer extracts these zip files, but does not validate that the extracted paths stay inside the intended extraction directory. An a…

    OpenCart OpenCart
  • Critical 9.8
    CVE-2021-47923

    OpenCart 3.0.3.8 Session Fixation via OCSESSID Cookie

    OpenCart 3.0.3.8 contains a session fixation vulnerability that allows attackers to hijack user sessions by injecting arbitrary values into the OCSESSID cookie. Attackers can set malicious OCSESSID cookie values that the server accepts and maintains, enabling…

    OpenCart OpenCart