Software intelligence
Important: User Session Synchronizer appearing in this catalog does not mean your website is affected. Exposure depends on your installed version. How SiteRespond intelligence works
Tracked advisories
2
Latest advisory
14 August 2026
CISA KEV matches
0
In this WordPress feed
WordPress slug
user-session-synchronizer
Plugin
This catalog lists 2 known advisories affecting User Session Synchronizer. The most recent was published on 14 August 2026. If you use this software, compare your installed version against the affected ranges on each advisory and update to a fixed release outside those ranges. SiteRespond Defence checks your actual installed version when the plugin is connected — listing here does not by itself mean your site is vulnerable.
User Session Synchronizer <= 1.4.0 - Unauthenticated Authentication Bypass to Account Takeover via 'ussync-key', 'ussync-token', and 'ussync-ref' Parameters
May allow access to accounts or admin areas without valid credentials.
Published 14 August 2026
User Session Synchronizer <= 1.4.0 - Cross-Site Request Forgery to Stored Cross-Site Scripting
May allow attackers to run scripts in visitors' browsers or hijack admin sessions.
Published 9 April 2025
Known User Session Synchronizer advisories published by month.
CVE-2026-15341 · Published 14 August 2026
Affected versions: ≤ 1.4.0
CVE-2025-32612 · Published 9 April 2025
Affected versions: ≤ 1.4.0
SiteRespond Defence matches your installed User Session Synchronizer version against this catalog when the Defence plugin is connected to your WordPress site.