Description

The Blocksy theme for WordPress is vulnerable to Stored Cross-Site Scripting via the Contact Info Block link parameter in all versions up to, and including, 2.0.77 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Classification

CVE ID: CVE-2024-11420

CVSS Base Severity: MEDIUM

CVSS Base Score: 6.4

Affected Products

Vendor: creativethemeshq

Product: Blocksy

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 16.18% (scored less or equal to compared to others)

EPSS Date: 2025-02-03 (when was this score calculated)

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/02ad47d5-f011-4e0a-af29-088852d1e886?source=cve
https://themes.trac.wordpress.org/changeset/249744/blocksy/2.0.78/inc/components/contacts-box.php

Timeline