XSS in Linkwhspr Link Whisper Free

CVE-2025-11262

The Link Whisper Free plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the user_id parameter in all versions up to, and including, 0.9.0 due to insufficient input sanitization and output escaping. This makes it possibl…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (28.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-11262?
CVE-2025-11262 is a high-severity vulnerability in Linkwhspr Link Whisper Free, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-05-29.
How severe is CVE-2025-11262?
High severity. CVSS v3 base score is 7.2 out of 10.