CVE-2026-78333

12 Step Meeting List 3.17 - 3.19.16 - Unauthenticated Stored XSS via Geocode Event Log

Published Aug 27, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions 12 Step Meeting List
Vendors & Products Wordpress-extensions
Wordpress-extensions 12 Step Meeting List
Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title 12 Step Meeting List 3.17 - 3.19.16 - Unauthenticated Stored XSS via Geocode Event Log
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Aug 27, 2026, 2:23 PM
Reserved
Aug 24, 2026, 9:54 AM
Status
Deferred
Published
Aug 27, 2026, 6:17 AM
Modified
Aug 28, 2026, 6:43 PM