What is CVE-2025-11263?

CVE-2025-11263 is a medium-severity vulnerability in Linkwhspr Link Whisper Free, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-06.

How severe is CVE-2025-11263?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Linkwhspr Link Whisper Free

CVE-2025-11263

The Link Whisper Free plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the type parameter in all versions up to, and including, 0.8.8 due to insufficient input sanitization and output escaping. This makes it possibl…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (28.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Linkwhspr Link Whisper Free — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.wordfence.com/threat-intel/vulnerabilities/id/7e0cbef8-223a-44c0-a07f-28de2…
plugins.trac.wordpress.org/changeset/3401477/link-whisper/trunk/core/Wpil/Repor…

Frequently asked questions

What is CVE-2025-11263?: CVE-2025-11263 is a medium-severity vulnerability in Linkwhspr Link Whisper Free, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-12-06.
How severe is CVE-2025-11263?: Medium severity. CVSS v3 base score is 6.1 out of 10.