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    CVE-2021-47819

    ProjeQtOr Project Management 9.1.4 contains a file upload vulnerability that allows guest users to upload malicious PHP files with arbitrary code execution capabilities. Attackers can upload a PHP script through the profile attachment section and execute system commands by accessing the uploaded file with a specially crafted request parameter.

    Published:Jan 15, 2026
    Last Modified:Apr 15, 2026
    EPS:Jan 15, 2026
    EPSS Score:0.001
    CVSS Score:9.8

    Affected Products

    Vendor
    Projeqtor
    Product
    Projeqtor

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs

    Related CVEs

    CVE-2026-41467 (CVSS 5.1) — ProjeQtor versions 7.0 through 12.4.3 contain a stored cross-site scripting vulnerability in the file upload f…
    CVE-2026-41466 (CVSS 5.1) — ProjeQtor versions 7.0 through 12.4.3 contain a stored cross-site scripting vulnerability in the checkValidHtm…
    CVE-2026-41465 (CVSS 7.1) — ProjeQtor versions 7.0 through 12.4.3 contain a path traversal vulnerability in the log file viewer at dynamic…
    CVE-2026-41464 (CVSS 7.1) — ProjeQtor versions 7.0 through 12.4.3 contain a missing authorization vulnerability in the objectDetail.php en…
    CVE-2026-41463 (CVSS 8.7) — ProjeQtor versions 7.0 through 12.4.3 contain a ZipSlip path traversal vulnerability in the plugin upload func…
    CVE-2026-41462 (CVSS 9.3) — ProjeQtor versions 7.0 through 12.4.3 contain an unauthenticated SQL injection vulnerability in the login func…
    CVE-2024-29387 (CVSS 8.8) — projeqtor up to 11.2.0 was discovered to contain a remote code execution (RCE) vulnerability via the component…
    CVE-2024-29386 (CVSS 5.4) — projeqtor up to 11.2.0 was discovered to contain a SQL injection vulnerability via the component /view/critica…
    CVE-2023-49034 (CVSS 6.1) — Cross Site Scripting (XSS) vulnerability in ProjeQtOr 11.0.2 allows a remote attacker to execute arbitrary cod…
    CVE-2021-42940 (CVSS 9.9) — A Cross Site Scripting (XSS) vulnerability exists in Projeqtor 9.3.1 via /projeqtor/tool/saveAttachment.php, w…

    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