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    CVE-2026-27723

    OpenProject is an open-source, web-based project management software. Prior to versions 17.0.5 and 17.1.2, an attacker can create wiki pages belonging to unpermitted projects through an improperly authenticated request. This issue has been patched in versions 17.0.5 and 17.1.2.

    Published:Mar 5, 2026
    Last Modified:Apr 16, 2026
    EPS:Mar 5, 2026
    EPSS Score:0.00037
    CVSS Score:4.3

    Affected Products

    Vendor
    Openproject
    Product
    Openproject
    Vendor
    Opf
    Product
    Openproject

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    Related CVEs

    CVE-2026-40896 (CVSS 6.5) — OpenProject is open-source, web-based project management software. Prior to version 17.3.0, a user with `manag…
    CVE-2026-33667 (CVSS 7.4) — OpenProject is an open-source project management application. In versions prior to 17.3.0, 2FA OTP verificatio…
    CVE-2026-34717 (CVSS 9.9) — OpenProject is an open-source, web-based project management software. Prior to version 17.2.3, the =n operator…
    CVE-2026-32703 (CVSS 9) — OpenProject is an open-source, web-based project management software. In versions prior to 16.6.9, 17.0.6, 17.…
    CVE-2026-32698 (CVSS 9.1) — OpenProject is an open-source, web-based project management software. Versions prior to 16.6.9, 17.0.6, 17.1.3…
    CVE-2026-31974 (CVSS 3) — OpenProject is an open-source, web-based project management software. Prior to 17.2.0, OpenProject SMTP test e…
    CVE-2026-30239 (CVSS 6.5) — OpenProject is an open-source, web-based project management software. Prior to 17.2.0, when budgets are delete…
    CVE-2026-30236 (CVSS 4.3) — OpenProject is an open-source, web-based project management software. Prior to 17.2.0, when editing a project …
    CVE-2026-30235 (CVSS 6.5) — OpenProject is an open-source, web-based project management software. Prior to 17.2.0, this vulnerability occu…
    CVE-2026-30234 (CVSS 6.5) — OpenProject is an open-source, web-based project management software. Prior to 17.2.0, an authenticated projec…

    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