XO Event Calendar <= 3.2.10 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'xo_event_field' shortcode
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The XO Event Calendar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'xo_event_field' shortcode in all versions up to, and including, 3.2.10 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, wit...
- CVSS:
- 6.4
- Affected:
- up to 3.2.10
- Fix:
- No patched version reported
- Disclosed:
- Feb 18, 2026
CVE-2026-0556 on NVD →
XO Event Calendar <= 2.3.6 - Reflected Cross-Site Scripting
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The XO Event Calendar plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the ‘selected-name’ parameter in versions up to, and including, 2.3.6 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages t...
- CVSS:
- 6.1
- Affected:
- up to 2.3.6
- Fixed in:
- 2.3.7
- Disclosed:
- Sep 1, 2021
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