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    CVE-2020-15842

    Liferay Portal before 7.3.0, and Liferay DXP 7.0 before fix pack 90, 7.1 before fix pack 17, and 7.2 before fix pack 5, allows man-in-the-middle attackers to execute arbitrary code via crafted serialized payloads, because of insecure deserialization.

    Published:Jul 20, 2020
    Last Modified:May 13, 2025
    EPS:Jul 20, 2020
    EPSS Score:0.0057
    CVSS Score:8.1

    Affected Products

    Vendor
    Liferay
    Product
    Digital Experience Platform
    Vendor
    Liferay
    Product
    Liferay Portal

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

    Related CVEs

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    CVE-2025-62265 (CVSS 4.8) — Cross-site scripting (XSS) vulnerability in the Blogs widget in Liferay Portal 7.4.0 through 7.4.3.111, and ol…
    CVE-2025-62266 (CVSS 5.1) — By default, Liferay Portal 7.4.0 through 7.4.3.119, and older unsupported versions, and Liferay DXP 2024.Q1.1 …
    CVE-2025-62257 (CVSS 6.3) — Password enumeration vulnerability in Liferay Portal 7.4.0 through 7.4.3.119, and older unsupported versions, …
    CVE-2025-62258 (CVSS 7) — CSRF vulnerability in Headless API in Liferay Portal 7.4.0 through 7.4.3.107, and Liferay DXP 2023.Q3.1 throug…
    CVE-2025-62259 (CVSS 6.9) — Liferay Portal 7.4.0 through 7.4.3.109, and older unsupported versions, and Liferay DXP 2023.Q3.1 through 2023…
    CVE-2025-62260 (CVSS 7.1) — Liferay Portal 7.4.0 through 7.4.3.99, and Liferay DXP 2023.Q3.1 through 2023.Q3.4, 7.4 GA through update 92, …

    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