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    2 vulnerabilities found for Timeline Block – Beautiful Timeline Builder for WordPress (Vertical & Horizontal Timelines) by bplugins

    CVE-2026-1228 (GCVE-0-2026-1228)

    Vulnerability from nvd – Published: 2026-02-06 02:23 – Updated: 2026-04-08 17:24
    VLAI
    Title
    Timeline Block <= 1.3.3 - Insecure Direct Object Reference to Authenticated (Author+) Private Timeline Exposure via Shortcode Attribute
    Summary
    The Timeline Block – Beautiful Timeline Builder for WordPress (Vertical & Horizontal Timelines) plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.3 via the tlgb_shortcode() function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Author-level access and above, to disclose private timeline content via the id attribute supplied to the 'timeline_block' shortcode.
    Severity
    4.3 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-639 - Authorization Bypass Through User-Controlled Key
    Assigner
    References
    Impacted products
    Credits
    Kazuma Matsumoto
    Show details on NVD website
    To clipboard 

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                "id": "CVE-2026-1228",
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                "timestamp": "2026-02-06T19:27:56.342985Z",
                "version": "2.0.3"
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        ],
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          "dateUpdated": "2026-02-06T19:28:05.665Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
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          "product": "Timeline Block \u2013 Beautiful Timeline Builder for WordPress (Vertical \u0026 Horizontal Timelines)",
          "vendor": "bplugins",
          "versions": [
            {
              "lessThanOrEqual": "1.3.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
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          "type": "finder",
          "value": "Kazuma Matsumoto"
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        }
      ],
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        "dateUpdated": "2026-04-08T17:24:31.746Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
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        },
        {
          "url": "https://plugins.trac.wordpress.org/changeset/3446078/timeline-block-block"
        }
      ],
      "timeline": [
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          "time": "2026-01-20T13:17:45.000Z",
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          "time": "2026-02-05T13:39:29.000Z",
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      ],
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    CVE-2026-1228 (GCVE-0-2026-1228)

    Vulnerability from cvelistv5 – Published: 2026-02-06 02:23 – Updated: 2026-04-08 17:24
    VLAI
    Title
    Timeline Block <= 1.3.3 - Insecure Direct Object Reference to Authenticated (Author+) Private Timeline Exposure via Shortcode Attribute
    Summary
    The Timeline Block – Beautiful Timeline Builder for WordPress (Vertical & Horizontal Timelines) plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 1.3.3 via the tlgb_shortcode() function due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with Author-level access and above, to disclose private timeline content via the id attribute supplied to the 'timeline_block' shortcode.
    Severity
    4.3 (Medium)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
    SSVC
    Exploitation: none Automatable: no Technical Impact: partial
    CISA Coordinator (v2.0.3)
    CWE
    • CWE-639 - Authorization Bypass Through User-Controlled Key
    Assigner
    References
    Impacted products
    Credits
    Kazuma Matsumoto
    Show details on NVD website
    To clipboard 

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          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
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          "defaultStatus": "unaffected",
          "product": "Timeline Block \u2013 Beautiful Timeline Builder for WordPress (Vertical \u0026 Horizontal Timelines)",
          "vendor": "bplugins",
          "versions": [
            {
              "lessThanOrEqual": "1.3.3",
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              "version": "0",
              "versionType": "semver"
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        }
      ],
      "metrics": [
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