The Events In City plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'org-events' shortcode in versions up to, and including, 3.0. This is due to insufficient input sanitization and output escaping on user supplied attributes (such as 'organizer_id', 'width', 'height', 'transparency', 'header', 'border', and 'layout') in the org_event_scode() function. The attribute values are concatenated directly into HTML attributes without esc_attr(). This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

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Fixes

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History

Wed, 27 May 2026 06:30:00 +0000

Type Values Removed Values Added
Description The Events In City plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'org-events' shortcode in versions up to, and including, 3.0. This is due to insufficient input sanitization and output escaping on user supplied attributes (such as 'organizer_id', 'width', 'height', 'transparency', 'header', 'border', and 'layout') in the org_event_scode() function. The attribute values are concatenated directly into HTML attributes without esc_attr(). This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Title Events In City <= 3.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode Attributes
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 6.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-05-27T05:31:24.690Z

Reserved: 2026-05-18T21:10:14.369Z

Link: CVE-2026-8898

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-27T07:16:17.963

Modified: 2026-05-27T07:16:17.963

Link: CVE-2026-8898

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-27T08:15:28Z

Weaknesses