Vulnerability · Published Nov 6, 2025 · Assigned by Patchstack
CVE-2025-58998WordPress s2Member Plugin <= 250701 - PHP Object Injection Vulnerability
Critical 9.8
In plain English
A critical-severity unsafe deserialization in s2Member from Cristián Lávaque. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.5%top 56.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Deserialization of Untrusted Data vulnerability in Cristián Lávaque s2Member s2member allows Object Injection.This issue affects s2Member: from n/a through <= 250701.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Cristián Lávaque | s2Member | 0 – through 250701 |
Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H