XSS in Stephenharris Event Organiser
CVE-2026-2387
The Event Organiser plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 3.12.9. This is due to the 'eo_events' shortcode accepting attacker-controlled 'no_events' content and rendering it…
Vulnerability class: XSS (Cross-Site Scripting)
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Stephenharris Event Organiser — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-2387?
- CVE-2026-2387 is a medium-severity vulnerability in Stephenharris Event Organiser, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-07-01.
- How severe is CVE-2026-2387?
- Medium severity. CVSS v3 base score is 6.4 out of 10.