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    CVE-2017-20268

    Joomla! Component Zap Calendar Lite 4.3.4 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the 'eid' parameter. Attackers can send GET requests to the RSVP plugin endpoint with crafted SQL payloads to extract sensitive database information including database names and table structures.

    Published:Jun 19, 2026
    Last Modified:Aug 21, 2026
    EPS:Jun 19, 2026
    EPSS Score:0.00449
    CVSS Score:8.2

    Affected Products

    Vendor
    Apereo
    Product
    Bw-calendar-engine
    Vendor
    Zcontent
    Product
    Zap Calendar Lite

    Exploits

    https://www.exploit-db.com/exploits/42500

    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