CVE-2025-58998: Cristián Lávaque s2member

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.

Affected products

• Cristián Lávaque s2member: up to and including 250701

Published 2025-11-06. Last modified 2026-10-07.