CVE-2023-26455

    Dashboard / Vulnerabilities / CVE-2023-26455

    CVE-2023-26455

    Published: 2 Nov 2023Last Modified: 11 Mar 2026

    Summary:

    Details: RMI was not requiring authentication when calling ChronosRMIService:setEventOrganizer. Attackers with local or adjacent network access could abuse the RMI service to modify calendar items using RMI. RMI access is restricted to localhost by default. The interface has been updated to require authenticated requests. No publicly available exploits are known.

    References: , https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2023/oxas-adv-2023-0004.json, https://software.open-xchange.com/products/appsuite/doc/Release_Notes_for_Patch_Release_6243_7.10.6_2023-08-01.pdf

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2023-26455 | CVE-DB