XSS in Heateor Login – Social Plugin
CVE-2025-9857
The Heateor Login – Social Login Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'Heateor_Facebook_Login' shortcode in all versions up to, and including, 1.1.9 due to insufficient input sanitizatio…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.002 (11.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.
Affected products
- Heateor Login – Social Plugin — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2025-9857?
- CVE-2025-9857 is a medium-severity vulnerability in Heateor Login – Social Plugin, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2025-09-10.
- How severe is CVE-2025-9857?
- Medium severity. CVSS v3 base score is 6.4 out of 10.