What is CVE-2025-26879?

CVE-2025-26879 is a high-severity vulnerability in Cristián Lávaque S2member, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-03.

How severe is CVE-2025-26879?

High severity. CVSS v3 base score is 7.1 out of 10.

XSS in Cristián Lávaque S2member

CVE-2025-26879

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Cristián Lávaque s2Member s2member allows Reflected XSS.This issue affects s2Member: from n/a through <= 241216.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.003 (21.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Cristián Lávaque S2member — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2025-26879?: CVE-2025-26879 is a high-severity vulnerability in Cristián Lávaque S2member, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2025-03-03.
How severe is CVE-2025-26879?: High severity. CVSS v3 base score is 7.1 out of 10.