What’s Vulnerable › Vulnerabilities
CVE-2026-78333: 12 Step Meeting List 3.17 - 3.19.16 - Unauthenticated Stored XSS via Geocode Event Log
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.5% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-08-27 · updated 2026-08-28
- Weakness: CWE-79
Description
The 12 Step Meeting List WordPress plugin before 3.19.17 does not sanitise and escape a value submitted by unauthenticated users before storing it in its activity log and outputting it back in an admin area page, leading to a Stored Cross-Site Scripting issue which could be used against high privilege users such as admin.
Affected products
- 12 Step Meeting List: from 3.17 before 3.19.17 — fixed in 3.19.17
How to fix
Upgrade to a fixed version: 12 Step Meeting List 3.19.17. Check the vendor advisory for mitigations.
References
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