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    CVE-2020-21483

    An arbitrary file upload vulnerability in Jizhicms v1.5 allows attackers to execute arbitrary code via a crafted .jpg file which is later changed to a PHP file.

    Published:Sep 15, 2021
    Last Modified:Nov 21, 2024
    EPS:Sep 15, 2021
    EPSS Score:0.00993
    CVSS Score:7.2

    Affected Products

    Vendor
    Jizhicms
    Product
    Jizhicms

    Exploits

    https://www.porlockz.com/A-arbitrary-file-upload-vulnerability-in-jizhicms-v1-5/https://www.porlockz.com/A-arbitrary-file-upload-vulnerability-in-jizhicms-v1-5/

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2026-6978 (CVSS 2) — A vulnerability was detected in JiZhiCMS up to 2.5.6. The impacted element is the function htmlspecialchars_de…
    CVE-2025-50229 (CVSS 9.8) — Jizhicms v2.5.4 is vulnerable to SQL injection in the product editing module.…
    CVE-2025-50228 (CVSS 9.1) — Jizhicms v2.5.4 is vulnerable to Server-Side Request Forgery (SSRF) in User Evaluation, Message, and Comment m…
    CVE-2026-29840 (CVSS 5.4) — JiZhiCMS v2.5.6 and before contains a Stored Cross-Site Scripting (XSS) vulnerability in the release function …
    CVE-2026-3292 (CVSS 2.1) — A security vulnerability has been detected in jizhiCMS up to 2.5.6. Affected is the function findAll in the li…
    CVE-2025-70397 (CVSS 7.2) — jizhicms 2.5.6 is vulnerable to SQL Injection in Article/deleteAll and Extmolds/deleteAll via the data paramet…
    CVE-2020-37117 (CVSS 8.6) — jizhiCMS 1.6.7 contains a file download vulnerability in the admin plugins update endpoint that allows authent…
    CVE-2025-14013 (CVSS 1.9) — A vulnerability was identified in JIZHICMS up to 2.5.5. The impacted element is an unknown function of the fil…
    CVE-2025-14012 (CVSS 2) — A vulnerability was determined in JIZHICMS up to 2.5.5. The affected element is the function deleteAll/findAll…
    CVE-2025-14011 (CVSS 2) — A vulnerability was found in JIZHICMS up to 2.5.5. Impacted is the function commentlist of the file /index.php…

    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