CVE-2024-56923: Silverpeas

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Stored Cross-Site Scripting (XSS) Vulnerability in the Categorization Option of My Subscriptions Functionality in Silverpeas Core 6.3.1 <= 6.4.1 allows a remote attacker to execute arbitrary JavaScript code. This is achieved by injecting a malicious payload into the Name field of a subscription. The attack can lead to session hijacking, data theft, or unauthorized actions when an admin user views the affected subscription.

Affected products

• Silverpeas Silverpeas: from 6.3.1, before 6.4.2 (fixed in 6.4.2)

Published 2025-01-22. Last modified 2026-06-17.