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    CVE-2021-43786

    Nodebb is an open source Node.js based forum software. In affected versions incorrect logic present in the token verification step unintentionally allowed master token access to the API. The vulnerability has been patch as of v1.18.5. Users are advised to upgrade as soon as possible.

    Published:Nov 29, 2021
    Last Modified:Nov 21, 2024
    EPS:Nov 29, 2021
    EPSS Score:0.00451
    CVSS Score:9.8

    Affected Products

    Vendor
    Nodebb
    Product
    Nodebb

    Exploits

    https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/https://blog.sonarsource.com/nodebb-remote-code-execution-with-one-shot/

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

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    CVE-2025-50979 (CVSS 8.6) — NodeBB v4.3.0 is vulnerable to SQL injection in its search-categories API endpoint (/api/v3/search/categories)…
    CVE-2025-29513 (CVSS 6.1) — Cross-Site Scripting (XSS) vulnerability in NodeBB v4.0.4 and before allows remote attackers to store arbitrar…
    CVE-2025-29512 (CVSS 6.1) — Cross-Site Scripting (XSS) vulnerability in NodeBB v4.0.4 and before allows remote attackers to store arbitrar…
    CVE-2024-57041 (CVSS 4.6) — A persistent cross-site scripting (XSS) vulnerability in NodeBB v3.11.0 allows remote attackers to store arbit…
    CVE-2024-29316 (CVSS 6.3) — NodeBB 3.6.7 is vulnerable to Incorrect Access Control, e.g., a low-privileged attacker can access the restric…
    CVE-2023-30591 (CVSS 7.5) — Denial-of-service in NodeBB <= v2.8.10 allows unauthenticated attackers to trigger a crash, when invoking `eve…
    CVE-2023-43187 (CVSS 9.8) — A remote code execution (RCE) vulnerability in the xmlrpc.php endpoint of NodeBB Inc NodeBB forum software pri…

    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